function ValidateMandatory()
		{

		var eName = document.getElementById('txtName');
		if(eName.value=="")
		{
		alert("Please Enter Name");
		eName.focus();
		return false;
		}
		var eAddress = document.getElementById('txtAddress');
		if(eAddress.value=="")
		{
		alert("Please Enter Address");
		eAddress.focus();
		return false;
		}
		var ePcode = document.getElementById('txtCode');
		if(ePcode.value=="")
		{
		alert("Please Enter Post Code");
		ePcode.focus();
		return false;
		}
		var ePhone = document.getElementById('txtPhone');
		if(ePhone.value=="")
		{
		alert("Please Enter Phone Number");
		ePhone.focus();
		return false;
		}
		
		var eSubject = document.getElementById('txtSubject');
		if(eSubject.value=="")
		{
		alert("Please Enter Subject");
		eSubject.focus();
		return false;
		}
		
		var edesc = document.getElementById('txtDesc');
		if(edesc.value=="")
		{
		alert("Please Enter Description");
		edesc.focus();
		return false;
		}
		var eMail = document.getElementById('txtEmail');
		if(eMail.value=="")
		{
		alert("Please Enter Mail ID");
		eMail.focus();
		return false;
		}
		else
		{
			return echeck(eMail.value);
		}
	
	}		
		
	function echeck(str) 
	{
		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   alert("Enter Valid Email ID")
		   return false;
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Enter Valid Email ID")
		   return false;
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Enter Valid Email ID")
		    return false;
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Enter Valid Email ID")
		    return false;
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Enter Valid Email ID")
		    return false;
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Enter Valid Email ID")
		    return false;
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Enter Valid Email ID")
		    return false;
		 }
 		 return true;
	}
	function infotext()
	{
		alert("Thank for your valuable feedback.");
		doLoad();
	}