function validate_form( ){
			name 	= document.getElementById("name").value;
			email 	= document.getElementById("email").value;
			subject	= document.getElementById("subject").value;
			if ((name == "") || (email == "")||(subject == "")||(checkemail ( )==false)){
				validate_name ( );
				validate_email ( );
				checkemail();		
				validate_subject( );
				return false;
				}
				return true;
				}
				
function validate_name ( ){
	name 	= document.getElementById("name").value;

	  if (name == "") {
				document.getElementById("nameError").style.display = "inline";
				return false;
						}
			document.getElementById("nameError").style.display = "none";
		  return true;
		}

function validate_subject ( ){
	subject 	= document.getElementById("subject").value;

	  if (subject == "") {
				document.getElementById("subjectError").style.display = "inline";
				return false;
						}
			document.getElementById("subjectError").style.display = "none";
		  return true;
		}

function validate_email ( ){
		email	= document.getElementById("email").value;
	
	 if (email == "") {
				document.getElementById("emailError").style.display = "inline";
				return false;
		  		}
			document.getElementById("emailError").style.display = "none";
		  return true;
		}

function checkemail(){
var testresults
var str=document.contact.email.value 
var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
if (filter.test(str))
testresults=true
else{
document.getElementById("emailError").style.display = "inline"
testresults=false
}
return (testresults)
}