// JScript File
function IMGSekerChange(id)
{
    var img = document.getElementById(id);
    if(img.src.indexOf('_mouseover') > -1)
    {
        img.src = img.src.replace('_mouseover','');
    }
    else
    {
        img.src = img.src.replace('.gif','_mouseover.gif');
    }
}