function ContactUsValidation()
{
var name= document.contactus.name.value
var email= document.contactus.email.value
var Category= document.contactus.Category.value
var Priority= document.contactus.Priority.value
var subject= document.contactus.subject.value
var message= document.contactus.message.value
//alert(name+"-"+email+"-"+Category+"-"+Priority+"-"+subject+"-"+message)
//alert(document.getElementById('errnb'))
document.getElementById('errnb').style.display="none";
document.getElementById('errni').style.display="none";
document.getElementById('erreb').style.display="none";
document.getElementById('errei').style.display="none";
document.getElementById('errc').style.display="none";
document.getElementById('errp').style.display="none";
document.getElementById('errs').style.display="none";
document.getElementById('errm').style.display="none";

document.getElementById('errnb').innerHTML="";
document.getElementById('errni').innerHTML="";
document.getElementById('erreb').innerHTML="";
document.getElementById('errei').innerHTML="";
document.getElementById('errc').innerHTML="";
document.getElementById('errp').innerHTML="";
document.getElementById('errs').innerHTML="";
document.getElementById('errm').innerHTML="";

	if(name=="")
	{
	document.getElementById('errnb').style.display="block";
	document.getElementById('errnb').innerHTML="Please Enter Your Name.";
	document.contactus.name.focus();
	return false
	}
	else
	if(!name.match(/^[\w\-\_\s]+$/))
	{
	document.getElementById('errni').style.display="block";	
	document.getElementById('errni').innerHTML="Please Enter Your valid Name.";
	document.contactus.name.focus();
	return false
	}
	else
	if(email=="")
	{
	document.getElementById('erreb').style.display="block";
	document.getElementById('erreb').innerHTML="Please Enter Your Email.";
	document.contactus.email.focus();
	return false
	}
	else
	if(!email.match(/^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/))
	{
	document.getElementById('errei').style.display="block";
	document.getElementById('errei').innerHTML="Please Enter Your valid Email.";
	document.contactus.email.focus();
	return false
	}
	else
	if(Category=="")
	{
	document.getElementById('errc').style.display="block";
	document.getElementById('errc').innerHTML="Please Select a Category.";
	document.contactus.Category.focus();
	return false
	}
	else
	if(Priority=="")
	{
	document.getElementById('errp').style.display="block";
	document.getElementById('errp').innerHTML="Please Select a Priority.";
	document.contactus.Priority.focus();
	return false
	}
	else
	if(subject=="")
	{
	document.getElementById('errs').style.display="block";
	document.getElementById('errs').innerHTML="Please Enter a subject.";
	document.contactus.subject.focus();
	return false
	}
	else
	if(message=="")
	{
	document.getElementById('errm').style.display="block";
	document.getElementById('errm').innerHTML="Please Write a Message.";
	document.contactus.message.focus();
	return false
	}
return true
}