function swapimage(url){
    var objImage;
    
    objImage = document.getElementById('ctl00_MainLeftContent_Images1_Image1');
    
    if (objImage){
        objImage.src = url;
    }     
}
function SelectAllCheckboxes(spanChk)
{
    var oItem = spanChk;
    
    var theBox=oItem

    xState=theBox.checked;
       
    elm=theBox.form.elements;
    
    for(i=0;i<elm.length;i++)
    {
        if(elm[i].type=="checkbox" && elm[i].id!=theBox.id)
        {

            if(elm[i].checked!=xState)
            {
                elm[i].click();
            }
        }
    }
}