On Mouse over show different image in javascript

function Bind(cControl, imgsrc) {
// t2_ovr.jpg.jpg

cControl.childNodes[0].src = imgsrc;
}
function Clear(cControl, imgsrc) {

cControl.childNodes[0].src = imgsrc;
}



on .aspx page

onmouseover='javascript:Bind(this,"<%# GetAppImagePath(Eval("Thumbnail_Rollover")) %>");' onmouseout='javascript:Clear(this,"<%# GetAppImagePath(Eval("Thumbnail"))