function doSubmit(form) {
  	if (form.email.value == ""){
 		form.email.style.background='#ff6666';
 		alert("Please enter your e-mail address.");
 		return false;}
	if(form.email.value !=""){
	   var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
	   var address = form.email.value;
	   if(reg.test(address) == false) {
	   form.email.style.background='#ff6666';
	      alert('Invalid Email Address');
	      return false;
	   }
}
     if(form.email.value !=""){form.email.style.background ='#f7f7f7';}
 	if (form.company.value == ""){
 		form.company.style.background='#ff6666';
 		alert("Please enter your Company.");
 		return false;}
 	if (form.company.value != ""){form.company.style.backgroundColor = '#f7f7f7';}
 	if (form.fname.value == ""){
 	    form.fname.style.background = '#FF6666';
 	    alert("Please enter your First Name.");
 	   	return false; }
 	if (form.fname.value != ""){form.fname.style.backgroundColor = '#f7f7f7';}
 	if (form.lname.value == ""){
 	    form.lname.style.background="#ff6666";
 	    alert("Please enter your Last Name.");
 		return false;}
 	if (form.lname.value != ""){form.lname.style.backgroundColor = '#f7f7f7';}
 	if (form.captcha.value == ""){
 	    form.captcha.style.background='#ff6666';
 	    alert("Please enter the three BLACK letters from the box.");
 	   	return false;}
 	if(form.captcha.value != form.cvalh.value){
 	   alert("You need to enter  the  BLACK   letters from the box.");
 	   return false;}
	return true; }