function validate( )
{
valid = true;	 
	if ( document.contactform.varName.value == "") {
alert ( "Please enter your Name" );
valid = false;
}
			if ( document.contactform.varPhone.value == "") {
alert ( "Please enter your Phone Number" );
valid = false;
		}
		if ( document.contactform.varEmail.value == "") {
alert ( "Please enter your Email Address" );
valid = false;
		}
				return valid;
}

function selectWin(source,h1,w1){
 var winl = (screen.width - w1) / 2;
 var wint = (screen.height - h1) / 2;
 newWin = window.open(source,'','height=600' + h1 + ',scrollbars=1,resizable=1,width=820' + w1 + ',top = ' + wint + ', left = ' + winl);
}