// JavaScript Document
function check_submit()
{

var phone = document.forms[0].elements[2].value;
var stripped = phone.replace(/[\(\)\.\-\ ]/g, '');
var emailFilter=/^.+@.+\..{2,3}$/;

if (document.forms[0].elements[0].value=="")
   {
   alert("Contact Name Is A Required Field");
   document.forms[0].elements[0].focus();
   return false;   
   }
   else if (document.forms[0].elements[1].value=="")
           {
   		   alert("Company Is A Required Field");
           document.forms[0].elements[1].focus();  
		   return false;
		   }
		   else if ((document.forms[0].elements[2].value == "")||(isNaN(parseInt(stripped))))
		           {
       	           alert("Phone Is Blank Or Contains Invalid Characters.");
		           document.forms[0].elements[2].focus();
				   return false;				   
 		           }
				   else if (!(emailFilter.test(document.forms[0].elements[3].value))) 
		                   { 
       	                   alert("Please enter a valid email address.");
		                   document.forms[0].elements[3].focus();
						   return false;						   
 		                   }
			
	else 
	{
	return true;
    }

}