function validate() {	

var error = 0;
	
if ( document.myForm.name.value == "" ) {
	document.myForm.name.style.backgroundColor='orange';
	error = 1;
    }
else { document.myForm.name.style.backgroundColor=''; } 

if ( document.myForm.phone_1.value == "" ) {
	document.myForm.phone_1.style.backgroundColor='orange';
	document.myForm.phone_2.style.backgroundColor='orange';
	document.myForm.phone_3.style.backgroundColor='orange';
	error = 1;
    }
else { document.myForm.phone_1.style.backgroundColor=''; }

if ( document.myForm.email.value == "" ) {
	document.myForm.email.style.backgroundColor='orange';
	error = 1;
    }
else { document.myForm.email.style.backgroundColor=''; }

if ( document.myForm.zip.value == "" ) {
	document.myForm.zip.style.backgroundColor='orange';
	error = 1;
    }
else { document.myForm.zip.style.backgroundColor=''; }


if( error == 1 ) {	
	alert("Please complete all fields highlighted in orange.");
	return false;
	}

return true;
}