function show_form(call_subject, call_receive){
	document.getElementById('contact_form_wrapper').style.display='block';
	document.getElementById('callback_subject').value = call_subject;
	document.getElementById('callback_recipient').value = call_receive;
	window.scrollTo(0, 0);
}	
function hide_form(){
	document.getElementById('contact_form_wrapper').style.display='none';
}	
function checkCall(){
	if (document.getElementById('call_name').value == "") {alert("Your Name is required field");return false;}
	if (document.getElementById('call_phone').value == "") {alert("Telephone is required field");return false;}
	if (document.getElementById('call_email').value == "") {alert("Email address is required field");return false;}
}
// Validate Email 
function checkEmail() {
if (!(/^\w+([\'`\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,4})+$/.test(document.getElementById('reg_email').value))){
	alert("Invalid E-mail Address! Please re-enter!"); return false;
	}
}