// Taco Bell Pop-up JavaScript Document
function imgOver(targ){
	var imgName = document.getElementById(targ + "img");
	imgName.src = "_img/nav_"+targ+"_on.png";
}
function imgOut(targ){
	var imgName = document.getElementById(targ + "img");
	imgName.src = "_img/nav_"+targ+"_off.gif";
}
// FORM VALIDATION - feedback.asp
function trim(str) {
	startIndex=endIndex=0;
	for(i=0;i<str.length;++i)
		if(str.charAt(i)!=' '&&str.charAt(i)!='\n'&&str.charAt(i)!='\f'&&str.charAt(i)!='\r'&&str.charAt(i)!='\t'){
			startIndex=i;break;
		}
	for(i=str.length-1;i>=0;--i)
	if(str.charAt(i)!=' '&&str.charAt(i)!='\n'&&str.charAt(i)!='\f'&&str.charAt(i)!='\r'&&str.charAt(i)!='\t'){
		endIndex=i;break;
	}
	if (startIndex<=endIndex)return str.substring(startIndex,endIndex+1);
	else return "";
}
function isEmpty(str){
	if(str=='')return true;
	for(i=0; i<str.length; ++i)
	if(str.charAt(i)!=' '&&str.charAt(i)!='\n'&&str.charAt(i)!='\f'&&
	str.charAt(i)!='\r'&&str.charAt(i)!='\t')
	return false;return true;
}
function verifyForm(oText,iLimit){
	var sErrMsg="",
	sHeader="Please provide the following information:\n\n",i,frm=document.feedback;
	if(isEmpty(trim(frm.First_name.value)))sErrMsg=sErrMsg+"Your first name.\n";
	if(isEmpty(trim(frm.Home_phone.value)))sErrMsg=sErrMsg+"Your phone number.\n";
	if(isEmpty(trim(frm.email.value)))sErrMsg=sErrMsg+"Your email address.\n";
	if(isEmpty(sErrMsg)){if(verifyIssue(oText,iLimit))frm.submit();}
	else alert(sHeader+sErrMsg);
}


function verifyIssue(oText,iLimit){
	var iNum=1,i,sText=trim(oText.value),bFound=true,sErr="",bRet=true;
	sErr=sErr+"Please use NO more than "+iMax+" words for Comments.";
	for(i=0;i<=sText.length;i++){
	if(sText.charAt(i)!=' '&&sText.charAt(i)!='\n'&&sText.charAt(i)!='\f'&&
	sText.charAt(i)!='\r'&&sText.charAt(i)!='\t')
	bFound=false;else if(bFound==false){iNum++;bFound=true;}
	if(iNum>iLimit){alert(sErr);oText.focus();bRet=false;break;}}return bRet;
}
//
//