// JavaScript Document
function validateForm(){
if(document.frmRegister.fname.value == ""){
		alert("Please fill First name");
		document.frmRegister.fname.focus();
		document.frmRegister.fname.select();
		return false;	
	}
if(document.frmRegister.lname.value == ""){
		alert("Please fill Last name");
		document.frmRegister.lname.focus();
		document.frmRegister.lname.select();
		return false;	
	}	
if(document.frmRegister.telephone.value == ""){
		alert("Please fill telephone");
		document.frmRegister.telephone.focus();
		document.frmRegister.telephone.select();
		return false;	
	}		
if(document.frmRegister.email.value == ""){
		alert("Please fill your Email");
		document.frmRegister.email.focus();
		document.frmRegister.email.select();
		return false;	
	}
if(document.frmRegister.email.value != "" ){	
				var EmailOk  = true
				var Temp     = document.frmRegister.email.value
				var AtSym    = Temp.indexOf('@')
				var Period   = Temp.lastIndexOf('.')
				var Space    = Temp.indexOf(' ')
				var Length   = Temp.length - 1   // Array is from 0 to length-1

				if ((AtSym < 1) ||                     // '@' cannot be in first position
	    		(Period <= AtSym+1) ||             // Must be atleast one valid char btwn '@' and '.'
	    		(Period == Length ) ||             // Must be atleast one valid char after '.'
	    		(Space  != -1))                    // No empty spaces permitted
	   		{
	    		  EmailOk = false;
	    		  alert('Please enter a valid e-mail address.');
				  document.frmRegister.email.focus();
				  document.frmRegister.email.select();
				  if(EmailOk == false)
	    		  return EmailOk;
	   	}
	}
	return true;
}