// add this to the submit button of the form....     onClick="return validate_form( );"  

function validate_form ( )
{
	valid = true;
	sRequired="The following information is required:\n\n"
	
	
		if ( document.myform.userFirst.value.length < 1 )
        {
				sRequired+="- Please enter your full first name.\n"
                valid = false;
        }
		if ( document.myform.userLast.value.length < 1 )
        {
				sRequired+="- Please enter your full last name.\n"
                valid = false;
        }
		
		

		if((document.myform.useremail.value.indexOf("@")==-1) || (document.myform.useremail.value.indexOf(".")==-1))
		{
		sRequired+= "- Please enter a valid e-mail address.\n"
		valid = false;
		}
		
		if ( document.myform.userphone.value.length < 7 ) {
		sRequired+="- Please enter your phone number.\n"
            valid = false;
        }
		
		if (!valid){
			alert(sRequired);	
		}


return valid;
}