var ValidationURL = "http://www.letsallshare.com/ajax/validation.php"
var ValidationOkImgURL = "http://www.letsallshare.com/images/ok.gif"
var ValidationCancelImgURL = "http://www.letsallshare.com/images/cancel.gif"

function validateForm(form,errorSpanId){	
		if(form.email_add.value == ''){
			//alert(errorSpanId);
			//alert("This does not look like a valid email address");
			document.getElementById('emailerror').innerHTML = "<img src='"+ValidationCancelImgURL+"'> This does not look like a valid email address";
			form.email_add.focus();
			return false;
		}
		
		if(!emailValidation(form.email_add.value)){
			//alert("This does not look like a valid email address");
			document.getElementById('passworderror').innerHTML = "<img src='"+ValidationCancelImgURL+"'> This does not look like a valid email address";
			form.email_add.focus();
			return false;
		}		
		if(form.preferred_pwd.value.length < 6){
			//alert("Your password should contain a minimum of 6 characters");
			document.getElementById('verifypasserror').innerHTML = "<img src='"+ValidationCancelImgURL+"'> Your password should contain a minimum of 6 characters";
			form.preferred_pwd.focus();
			return false;
		}
		if(form.verify_pwd.value != form.preferred_pwd.value){
			//alert("The passwords do not match");
			document.getElementById('verifypasserror').innerHTML = "<img src='"+ValidationCancelImgURL+"'> The passwords do not match";
			form.verify_pwd.focus();
			return false;
		}
		var name = form.full_name.value;
		if(name.length < 3 || alphanumspacesapostrophe(name)==0){
			//alert("Please provide your Full Name");
			document.getElementById('nameerror').innerHTML = "<img src='"+ValidationCancelImgURL+"'> Please provide your Full Name";
			form.full_name.focus();
			return false;
		}
		var alias = form.alias.value;
		if(alias == '' || alphanumspacesapostrophe(alias)==0){
			document.getElementById('usernameerror').innerHTML = "<img src='"+ValidationCancelImgURL+"'> Please provide an Alias";
			form.alias.focus();
			return false;
		}
		var postcode =form.postcode.value;
		if(postcode == '' || !checkPostCode(postcode)){
			//alert("Please provide a valid postcode. Eg. AB12 3CD");
			document.getElementById('postcodeerror').innerHTML = "<img src='"+ValidationCancelImgURL+"'> Please provide a valid postcode. Eg. AB12 3CD";
			form.postcode.focus();
			return false;
		}		
		/*var contact = form.contact_num.value;
		if(contact == '' || validateAlphaNumSpaces(contact)==0){
			alert("Please provide a contact phone number");
			form.contact_num.focus();
			return false;
		}*/

 /* if(form.email_add.value != '' || form.preferred_pwd.value!='' || form.verify_pwd.value!='' || form.full_name.value!='' || form.alias.value!='' ||form.postcode.value!=''){
		//form.submit.disabled=false;
  }*/


	return true;
}

function validateFormChangePassword(form){
	if(form.newpass.value.length < 6){
		//alert("Your password should contain a minimum of 6 characters");
		document.getElementById(errorSpanId[0]).innerHTML = "<img src='"+ValidationCancelImgURL+"'> Your password should contain a minimum of 6 characters";
		form.newpass.focus();
		return false;
	}
	if(form.newpass.value != form.repeatnewpass.value){
		//alert("The passwords do not match");
		document.getElementById(errorSpanId[0]).innerHTML = "<img src='"+ValidationCancelImgURL+"'> The passwords do not match";
		form.repeatnewpass.focus();
		return false;
	}
}

function validateFormForgotPassword(form){
	if(!emailValidation(form.forgot_password.value)){
		alert("This does not look like a valid email address");
		form.forgot_password.focus();
		return false;
	}
}

function validateAddStuff(form,errorSpanId){
		
	if((form.title.value == 'a short description') || (form.title.value == '')){
			//alert("What is it?");
			document.getElementById(errorSpanId[0]).innerHTML = "<img src='"+ValidationCancelImgURL+"'> What is it?";
			form.title.focus();
			return false;
		}

		var len = form.shareType.length;
		for (var i=0; i < len; i++){
		   if (form.shareType[i].checked){
			var shtp = form.shareType[i].value;
		   }
		}
		
	if(shtp == 1){
		if(form.category.value == 0){
				//alert("Choose a Category");
				document.getElementById(errorSpanId[1]).innerHTML = "<img src='"+ValidationCancelImgURL+"'> Choose a Category";
				form.category.focus();
				return false;
			}	
		}		
		document.getElementById('savebutton').style.display="none";
		document.getElementById('cancelbutton').style.display="none";
		document.getElementById('myDivProgress').style.display='';		
	}

function validateEditStuff(form,errorSpanId){
			
	if(form.title.value == 'Bright Red Bowler Hat'){
			//alert("What is it?");
			document.getElementById(errorSpanId).innerHTML = "<img src='"+ValidationCancelImgURL+"'> What is it?";
			form.title.focus();
			return false;
		}
		

		document.getElementById('savebutton').style.display="none;";
		document.getElementById('cancelbutton').style.display="none;";
		document.getElementById('myDivProgress').style.display='';	
	}

 function validcommunity(form,errorSpanId){
 
  if(form.commu_name.value == ''){
			
			document.getElementById(errorSpanId).innerHTML = "<img src='"+ValidationCancelImgURL+"'> Please provide a community name.";
			form.commu_name.focus();
			
			return false;
			
		}
   
 		   
 }

 function validateFormEdit(form){
		if(form.email_add.value == ''){
			//alert("This does not look like a valid email address");
			document.getElementById('emailerror').innerHTML = "<img src='"+ValidationCancelImgURL+"'> This does not look like a valid email address";
			form.email_add.focus();
			return false;
		}
		
		if(!emailValidation(form.email_add.value)){
			//alert("This does not look like a valid email address");
			document.getElementById('emailerror').innerHTML = "<img src='"+ValidationCancelImgURL+"'> This does not look like a valid email address";
			form.email_add.focus();
			return false;
		}		
		var name = form.full_name.value;
		if(name.length < 3 || alphanumspacesapostrophe(name)==0){
			//alert("Please provide your Full Name");
			document.getElementById('nameerror').innerHTML = "<img src='"+ValidationCancelImgURL+"'> Please provide your Full Name";
			form.full_name.focus();
			return false;
		}
		var alias = form.alias.value;
		if(alias == '' || alphanumspacesapostrophe(alias)==0){
			//alert("Please provide an Alias");
			document.getElementById('usernameerror').innerHTML = "<img src='"+ValidationCancelImgURL+"'> Please provide an Alias";
			form.alias.focus();
			return false;
		}
		var postcode =form.postcode.value;
		if(postcode == '' || !checkPostCode(postcode)){
			//alert("Please provide a valid postcode. Eg. AB12 3CD");
			document.getElementById('postcodeerror').innerHTML = "<img src='"+ValidationCancelImgURL+"'> Please provide a valid postcode. Eg. AB12 3CD";
			form.postcode.focus();
			return false;
		}		
	return true;
 }

function validateField(value, fieldType, errorSpanId){
	switch(fieldType){
		case 'emailRegistration':
			ajaxValidation(value, fieldType, errorSpanId);
			break;
		case 'emailUpdateProfile':
			ajaxValidation(value, fieldType, errorSpanId);
			break;
		case 'password':
			if(value.length < 6){
				document.getElementById(errorSpanId).innerHTML = "<img src='"+ValidationCancelImgURL+"'> Your password should contain a minimum of 6 characters";
			}else{
				document.getElementById(errorSpanId).innerHTML = "<img src='"+ValidationOkImgURL+"'>";
			}
			break;
		case 'vpassword':
			if(value == ''){
				document.getElementById(errorSpanId).innerHTML = "<img src='"+ValidationCancelImgURL+"'> Your password should contain a minimum of 6 characters";
			}else{
				if(value != document.getElementById('preferred_pwd').value){
					document.getElementById(errorSpanId).innerHTML = "<img src='"+ValidationCancelImgURL+"'> The passwords do not match";
				}else{
					document.getElementById(errorSpanId).innerHTML = "<img src='"+ValidationOkImgURL+"'>";
				}
			}
			break;
		case 'fname':
			if(value.length < 3 || alphanumspacesapostrophe(value)==0){
				document.getElementById(errorSpanId).innerHTML = "<img src='"+ValidationCancelImgURL+"'> Please provide your Full Name";
			}else{
				document.getElementById(errorSpanId).innerHTML = "<img src='"+ValidationOkImgURL+"'>";
			}
			break;
		case 'alias':
			ajaxValidation(value, fieldType, errorSpanId);
			break;
		case 'aliasupdate':
			ajaxValidation(value, fieldType, errorSpanId);
			break;
		case 'postcode':
			if(value == '' || !checkPostCode(value)){
				document.getElementById(errorSpanId).innerHTML = "<img src='"+ValidationCancelImgURL+"'> Please provide a valid postcode. Eg. AB12 3CD";
			}else{
				document.getElementById(errorSpanId).innerHTML = "<img src='"+ValidationOkImgURL+"'>";
			}
			break;
		case 'phone':
			break;
	}
}

function ajaxValidation(value, fieldType, errorSpanId){
	if(fieldType =='vpassword'){
		var vURL = ValidationURL+"?ftype="+fieldType+"&val="+value+"&pval="+document.getElementById('preferred_pwd').value;
	}else{
		var vURL = ValidationURL+"?ftype="+fieldType+"&val="+value;
	}
	var reqP = _newXMLHttpRequest();
	reqP.onreadystatechange = fieldvalidation;
	reqP.open('GET', vURL, true);
	reqP.send();

	function fieldvalidation(){
		if (reqP.readyState == 4){
			if (reqP.status == 200){
				document.getElementById(errorSpanId).innerHTML = reqP.responseText;
			}
		}
	}
}

function enableChangePasswordButton(){
	if((document.getElementById('oldpass').value!='') & (document.getElementById('newpass').value!='') && (document.getElementById('repeatnewpass').value!='')){
		document.getElementById('changepassword').disabled = false;
		document.getElementById('changepassword').className = 'buttonpadding';
	}else{
		document.getElementById('changepassword').disabled = true;
		document.getElementById('changepassword').className = 'buttonpaddingnothighlight';
	}
}



function enableCreateCommunityButton(){
	if((document.getElementById('commu_name').value!='')) {
		document.getElementById('create_community').disabled = false;
		document.getElementById('create_community').className = 'buttonpadding';
	}else{
		document.getElementById('create_community').disabled = true;
		document.getElementById('create_community').className = 'buttonpaddingnothighlight';
	}
}
	


function validateblurr(value, fieldType, errorSpanId){
	switch(fieldType){		
		case 'commu_name':
			if(value==''){
				document.getElementById(errorSpanId).innerHTML = "<img src='"+ValidationCancelImgURL+"'> Please provide a community name.";
			}else{
				document.getElementById(errorSpanId).innerHTML = "<img src='"+ValidationOkImgURL+"'>";
			}
			break;
		case 'community':
			if(value==''){
				document.getElementById(errorSpanId).innerHTML = "<img src='"+ValidationCancelImgURL+"'>&nbsp;Please select Mirroring condition";
				document.getElementById('create_community').disabled = true;
				document.getElementById('create_community').className = 'buttonpaddingnothighlight';
			}else{
				document.getElementById(errorSpanId).innerHTML = "<img src='"+ValidationOkImgURL+"'>";
				if(document.getElementById('commu_name').value !=''){
					document.getElementById('create_community').disabled = false;
					document.getElementById('create_community').className = 'buttonpadding';
					}
			}
			break;
		case 'mirror':
			if(value==''){
				document.getElementById(errorSpanId).innerHTML = "<img src='"+ValidationCancelImgURL+"'>&nbsp;Please select Mirroring condition";
				document.getElementById('mirror').disabled = true;
				document.getElementById('mirror').className = 'buttonpaddingnothighlight';
			}else{
				document.getElementById(errorSpanId).innerHTML = "<img src='"+ValidationOkImgURL+"'>";
				document.getElementById('mirror').disabled = false;
				document.getElementById('mirror').className = 'buttonpadding';
			}
			break;
		case 'summary_title':
			if((value=='') || (value=='a short description')){
				document.getElementById(errorSpanId).innerHTML = "<img src='"+ValidationCancelImgURL+"'> What is it?";
			}else{
				document.getElementById(errorSpanId).innerHTML = "<img src='"+ValidationOkImgURL+"'>";
			}
			break;
		case 'category':
			if(value==0){
				document.getElementById(errorSpanId).innerHTML = "<img src='"+ValidationCancelImgURL+"'> Choose a Category";
			}else{
				document.getElementById(errorSpanId).innerHTML = "<img src='"+ValidationOkImgURL+"'>";
			}
			break;
			}
	}
	if (navigator.userAgent.indexOf("Safari") > 0){
		  isSafari = true;
		  isMoz = false;
		  isIE = false;
	}else if (navigator.product == "Gecko"){
		  isSafari = false;
		  isMoz = true;
		  isIE = false;
	}else{
		  isSafari = false;
		  isMoz = false;
		  isIE = true;
	}

	function validateButton(id, submitBtnID, callfn){
		var inputField = document.getElementById(id);
		function start(e) {
			if(!isMoz){ 
				var retVal = eval(callfn+'();');
					if(retVal){
						document.getElementById(submitBtnID).disabled = false;
						document.getElementById(submitBtnID).className = 'buttonpadding';
					}else{
						document.getElementById(submitBtnID).disabled = true;
						document.getElementById(submitBtnID).className = 'buttonpaddingnothighlight';
					}
			}else{
				if(inputField.value!=''){ 
					//up arrow key
					//alert(e.keyCode);
					if(e.keyCode == 38){
						return;
   				    }
					//down arrow
	  			    else if(e.keyCode == 40){
						return;
					}
  				    //enter or tab
 				    else if((e.keyCode == 13 || e.keyCode == 9)){
						return;
					}else{	
			   		    var retVal = eval(callfn+'();');
						if(retVal){
							document.getElementById(submitBtnID).disabled = false;
							document.getElementById(submitBtnID).className = 'buttonpadding';
						}else{
							document.getElementById(submitBtnID).disabled = true;
							document.getElementById(submitBtnID).className = 'buttonpaddingnothighlight';
						}
					  }
					}
				}
			}
 		  addKeyListener(inputField, start);
		}


	function addKeyListener(element, listener)

		{

		if (isSafari){
			element.addEventListener("keyup",listener,false);
			element.addEventListener("onpaste",listener,false);
		}else if (isMoz){
			element.addEventListener("keyup",listener,false);
			element.addEventListener("onpaste",listener,false);
		}else{
			element.attachEvent("onkeyup",listener);
			element.attachEvent("onpaste",listener,false);
		}

	}
	function    CheckRegistration(){
	
	 if(document.getElementById('email_add').value!='' && emailValidation(document.getElementById('email_add').value) && document.getElementById('preferred_pwd').value.length>=6 && document.getElementById('verify_pwd').value.length>=6 && document.getElementById('full_name').value!='' && document.getElementById('alias').value!=''  && document.getElementById('postcode').value!='' && checkPostCode (document.getElementById('postcode').value))
	  
			{
       
				return true;

			}
	}


  function CheckCommunity(){ 
		if(document.getElementById('commu_name').value!='' && document.getElementById('community').value!=''){
			return true;
			}

		}

  function CheckStuff(){

  		var len = document.addStuff.shareType.length;
		for (var i=0; i < len; i++){
		   if (document.addStuff.shareType[i].checked){
			var shtp = document.addStuff.shareType[i].value;
		   }
		}

		if(shtp == 1  || shtp == 4){
			if((document.getElementById('summary_title').value!='') && (document.getElementById('summary_title').value!='a short description') && (document.getElementById('category').options[document.getElementById('category').options.selectedIndex].value!=0)){
				return true;
			}
		}else{
			if((document.getElementById('summary_title').value!='') && (document.getElementById('summary_title').value!='a short description')){
				return true;
			}
		}
	 }


  function CheckEditStuff(){

		var shtp = document.editstuff.ItemType.value;

		if(shtp == 1){
			if((document.getElementById('summary_title').value!='') && (document.getElementById('summary_title').value!='a short description') && (document.getElementById('category').options[document.getElementById('category').options.selectedIndex].value!=0)){
				return true;
			}
		}else{
			if((document.getElementById('summary_title').value!='') && (document.getElementById('summary_title').value!='a short description')){
				return true;
			}
		}
	 }

  function categoryChange(submitBtnID){
	if(CheckStuff()){
		document.getElementById(submitBtnID).disabled = false;
		document.getElementById(submitBtnID).className = 'buttonpadding';
	}else{
		document.getElementById(submitBtnID).disabled = true;
		document.getElementById(submitBtnID).className = 'buttonpaddingnothighlight';
	}
  }

  function CheckUpdateProfile(){ 
	 if(document.getElementById('email_add').value!='' && emailValidation(document.getElementById('email_add').value) && document.getElementById('full_name').value!='' && document.getElementById('alias').value!=''  && document.getElementById('postcode').value!='' && checkPostCode (document.getElementById('postcode').value)){
		return true;
	}
}

  function CheckCode(){ 
			
		if(document.getElementById('code').value!=''){
			return true;
			}

		}
 
  function CheckChangePassword(){ 
	 if(document.getElementById('oldpass').value!='' && document.getElementById('newpass').value!='' && document.getElementById('repeatnewpass').value!=''){
		return true;
	}
}