function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function trim(str) {
	return str.replace(/^\s*(\S*)\s*$/, "$1");
}

function isCheckRadioButton(obj) {
	var isChecked = false;
	if (obj.length) {
		for (i=0; i<obj.length; i++) {
			if (obj[i].checked) {
				isChecked = true;
			}
		}
	} else {
		if (obj.checked) {
			isChecked = true;
		}
	}
	
	if (!isChecked) {
		return false;
	} else {
		return true;
	}
}

function verifySearch() {
	var d = document.brandform;
	if (trim(d.topTxtBrand.value) == "") {
		alert("Please enter a search text!");
		return false;
	}
	return true;
}

function changeBg(o, className) {
//	alert(o.className); 
	o.className = className;
}

var topPrevImgName = 'btn_brands';
function searchType(bType, imgObj) {
	var d = document.brandform;
	var img, prevImg;
	d.sType.value = bType;
	if (document.images){
		img = document[imgObj];
		prevImg = document[topPrevImgName];
	} else {
		img = eval(imgObj);
		prevImg = eval(topPrevImgName);
	}

	prevImg.src = prevImg.src.replace("_f2", "");
	img.src = img.src.replace(".gif", "_f2.gif");
	topPrevImgName	= imgObj;
	//alert(prevImg.src);
}

function searchTextField(o) {
	
	/*if (o.value == "") {
		o.value = "Search";
	} else if (o.value == "Search") {
		o.value = "";
	}
	*/
	if (o.value == "Search") {
		o.value = "";
	}
}

function showMorePic(photoNo, id, sectionName, path) {
	if (photoNo == undefined && id == undefined && sectionName == undefined && path == undefined)
	{
		alert("You are in preview mode, cannot popup to view the large pic");
		return;
	}
	var mpPopup = window.open('/photo_popup.php?photoNo='+photoNo + '&id='+id+'&sectionName='+sectionName+'&path='+path, 'mpPopup', 'width=200,height=200,scrollbars=yes');
	if (mpPopup)
	{
		mpPopup.focus();
	}
}

function articlePopup(sectionName) {
	var apPopup = window.open('../article_popup.php?sectionName='+sectionName, 'apPopup', 'width=850,height=1024,scrollbars=yes');
	if (apPopup)
	{
		apPopup.focus();
	}
}

function promoPopup(articleID) {
	var pPopup = window.open('promotion_popup.php?articleID='+articleID, 'pPopup', 'width=560,height=600,scrollbars=yes');
	if (pPopup)
	{
		pPopup.focus();
	}
}

function isNotValidEmailFormat(obj) {
	var s = obj.value;
	var re = /^\S*\@\S*\.\S*$/;
	return !re.test(s);

}

function goNewsPopup(url) {
	var nPopup = window.open(url, 'nPopup', 'width=520,height=600,scrollbars=yes');
	if (nPopup) {
		nPopup.focus();
	}
}

function verifySearch() {
	var d = document.brandform;
	if (trim(d.topTxtSearch.value) == "" || trim(d.topTxtSearch.value).toLowerCase() == "search") {
		alert("Please enter a text to search!");
		return false;
	}
	return true;
}

function verifySearch2() {
	var d = document.brandsearhform;
	if (trim(d.topTxtBrand.value) == "" || trim(d.topTxtBrand.value).toLowerCase() == "search") {
		alert("Please enter a text to search!");
		return false;
	}
	return true;
}