function validate()
	{
	//	document.sndURL.thispage.value=window.opener.location;		
		if(document.sndURL.rname.value=="")
		{
			alert("Please Enter the Receiver's Name!");
			document.sndURL.rname.focus();
			return false;
		}
	
		if(document.sndURL.remail.value=="")
		{
			alert("Please Enter Receiver's Email!");
			document.sndURL.remail.focus();
			return false;
		}
		if(!isEmail(document.sndURL.remail.value))
  			{	 alert("Please enter the valid email address.");
	 			document.sndURL.remail.select();
	 			document.sndURL.remail.focus();
	 			return false; }
	 	
	 	if(document.sndURL.yname.value=="")
		{
			alert("Please Enter Your Name!");
			document.sndURL.yname.focus();
			return false;
		}
	
		if(document.sndURL.yemail.value=="")
		{
			alert("Please Enter Your Email!");
			document.sndURL.yemail.focus();
			return false;
		}
		if(!isEmail(document.sndURL.yemail.value))
  			{	 alert("Please enter the valid email address.");
	 			document.sndURL.yemail.select();
	 			document.sndURL.yemail.focus();
	 			return false; }
	
	return true;		
	}


function isEmail (emailIn){
	var isEmailOk = false;
	//var filter = /^[a-zA-Z0-9][a-zA-Z0-9._-]*\@[a-zA-Z0-9-]+(\.[a-zA-Z][a-zA-Z-]+)+$/
	  var filter = /^(([^<>()[\]\\.,;:\s@\”]+(\.[^<>()[\]\\.,;:\s@\”]+)*)|(\”.+\”))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/

	if(emailIn.search(filter) != -1)
		isEmailOk = true;
	if(emailIn.indexOf("..") != -1)
		isEmailOk = false;
	if(emailIn.indexOf(".@") != -1)
		isEmailOk = false;

	return isEmailOk;
}