function customModal(passid,wdth,hght) {
    modwidth = 420;
    modheight = 450;
    if(wdth){
        modwidth = wdth;
    }
    if(hght){
        modheight = hght;
    }
     m = new Control.Modal($(passid),{
         iframe: true,
         opacity: 0.6,
         position: 'absolute',
         width: modwidth,
         height: modheight,
         overlayCloseOnClick: false
         });
     m.open();
}