function imgPreload(img) {
	var a = new Image();
	a.src = img;
	return a;
}

function verifyEmail(str) {
	var at="@"
	var dot="."
	var lat=str.indexOf(at)
	var lstr=str.length
	var ldot=str.indexOf(dot)
	if (str.indexOf(at)==-1){
	   return false;
	}

	if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
	   return false;
	}

	if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		return false;
	}

	 if (str.indexOf(at,(lat+1))!=-1){
		return false;
	 }

	 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		return false;
	 }

	 if (str.indexOf(dot,(lat+2))==-1){
		return false;
	 }
	
	 if (str.indexOf(" ")!=-1){
		return false;
	 }

	 return true;					
}

function requestSubmit(obj) {
	q1 = obj.fullName.value;
	q2 = obj.organization.value;
	q3 = obj.email.value;
	q4 = obj.telephone.value;

    obj.action="requestQuoteProc.jsp";

	if (q1 == "" || q3 == "" || q4 == "") {
		alert('Please fill-in all mandatory fields!');
	} else {
		if (!verifyEmail(q3)) {
			alert('Invalid E-mail!');
		} else {
			obj.submit();
		}
	}
}
 
function requestTranslationSubmit(obj) {
	q1 = obj.fullName.value;
	q2 = obj.organization.value;
	q3 = obj.email.value;
	q4 = obj.telephone.value;

    obj.action="requestTranslationProc.jsp";

	if (q1 == "" || q3 == "" || q4 == "") {
		alert('Please fill-in all mandatory fields!');
	} else {
		if (!verifyEmail(q3)) {
			alert('Invalid E-mail!');
		} else {
			obj.submit();
		}
	}
}
 
imgSwap  = imgPreload('img/pixWhite.gif');
imgSwapO = imgPreload('img/pixRed.gif');