function trim(stringToTrim)
{
	return stringToTrim.replace(/^\s+|\s+$/g,"");
}

function numericvalidation(evt)
{
	var carCode = (evt.which) ? evt.which : event.keyCode
	
	if (carCode > 31 && (carCode < 48) || (carCode > 57))
	{
		 alert('Please Insert Numeric Value Only.');
    	 return false;
    }
	
}



function check()
{	
	if(trim(document.getElementById("name").value) == '')
	{
		alert('Please Enter Your Name.');
		document.getElementById('name').focus();
		return false;
	}
	if(trim(document.getElementById("phone").value) == '')
	{
		alert('Please Enter Telephone Number.');
		document.getElementById('phone').focus();
		return false;
	}
	if(trim(document.getElementById("email").value) == '')
	{
		alert('Please Enter Valid Email Address.');
		document.getElementById('email').focus();
		return false;
	}
	if(trim(document.getElementById('email').value)!="")
	{
		var emailExp = /^[\w\-\.\+]+\@[a-zA-Z0-9\.\-]+\.[a-zA-z0-9]{2,4}$/;
		var ans = document.getElementById('email').value.match(emailExp);
		if(ans!=document.getElementById('email').value)
		{
			alert("Please Enter Valid Email.");
			document.getElementById('email').focus();
			return false;				
		}
	}
	if(trim(document.getElementById("address").value) == '')
	{
		alert('Please Enter Address.');
		document.getElementById('address').focus();
		return false;
	}
	
	if(trim(document.getElementById("subject").value) == '')
	{
		alert('Please Enter Subject.');
		document.getElementById('subject').focus();
		return false;
	}
	if(trim(document.getElementById("message").value) == '')
	{
		alert('Please Enter Message.');
		document.getElementById('message').focus();
		return false;
	}
	
	
}