function check()
    {
    	var str=document.contact.email.value;
    	var filter=/^.+@.+\..{2,3}$/ ;

    	if(document.contact.fname.value=="")
    	{
    	alert("Please enter your full name.");
	document.contact.fname.focus();
    	return false;
    	}

    	if(document.contact.email.value=="")
    	{
    	alert("Please enter your email address.");
	document.contact.email.focus();
    	return false;
    	}
    	
    	if (!filter.test(str))
    	{    //testresults=true
    	    alert("Please input a valid email address!")
    	    return false;
    	}
    	if(document.contact.comp.value=="")
    	{
    	alert("Please enter your Company.");
	document.contact.comp.focus();
    	return false;
    	}
    	if(document.contact.tnum.value=="")
    	{
    	alert("Please enter your Telephone Number.");
	document.contact.tnum.focus();
    	return false;
    	}
	   	}