<!--
var tab1Pre = "tab1_";
var tab2Pre = "tab2_";
var tab3Pre = "tab3_";
var tab4Pre = "tab4_";

if (document.layers) {
layerRef="document.layers.";
}

function showLayer(layerName){
if(document.layers){
eval(layerRef+layerName+'.display="block"');
}else{
eval('document.getElementById('+ "'" + layerName + "'" +').style.display = "block"');
}
}

function hideLayer(layerName){
if(document.layers){
eval(layerRef+layerName+'.display="none"');
}else{
eval('document.getElementById('+ "'" + layerName + "'" +').style.display = "none"');
}
}

var activeImgName = "img1";
var loaded = false;

if (document.images) {
img1off = new Image();img1off.src = "http://resource.elong.com/images/myelong/cn/" + tab1Pre + "off.gif";
img2off = new Image();img2off.src = "http://resource.elong.com/images/myelong/cn/" + tab2Pre + "off.gif";
img3off = new Image();img3off.src = "http://resource.elong.com/images/myelong/cn/" + tab3Pre + "off.gif";
img4off = new Image();img4off.src = "http://resource.elong.com/images/myelong/cn/" + tab4Pre + "off.gif";
img1on = new Image();img1on.src = "http://resource.elong.com/images/myelong/cn/" + tab1Pre + "on.gif";
img2on = new Image();img2on.src = "http://resource.elong.com/images/myelong/cn/" + tab2Pre + "on.gif";
img3on = new Image();img3on.src = "http://resource.elong.com/images/myelong/cn/" + tab3Pre + "on.gif";
img4on = new Image();img4on.src = "http://resource.elong.com/images/myelong/cn/" + tab4Pre + "on.gif";

}

function updateTabs(imgName) {
if(imgName == activeImgName)
return;

if (document.images) {
document[imgName].src = eval(imgName+"on.src");
document[activeImgName].src = eval(activeImgName+"off.src");
activeImgName = imgName;
}
}
-->