var d=document;
 
var dr=false;var th=new Array();var xId=null;var xi=0;
function sR(el){dr=false;clearTimeout ( xId );el.src=th[0];}
 
function getElemByID(id){
    return d.getElementById?d.getElementById(id):(d.all?d.all[id]:(d.layers?d.layers[id]:null));
}
function setth(turl){xs=thumbURL.split("thumb_");td=xs[0];th[0]=td+"thumb_1.jpg";th[1]=td+"thumb_2.jpg";th[2]=td+"thumb_3.jpg";th[3]=td+"thumb_4.jpg";th[4]=td+"thumb_5.jpg";th[5]=td+"thumb_6.jpg";}
function dog(idStr){  el=getElemByID(idStr);if (xi<4)xi++;else xi=0;imageObj = new Image();imageObj.src=th[xi];nTURL=imageObj.src;if (dr){el.src=nTURL;exprStr="dog('"+idStr+"');";xId=setTimeout ( exprStr, 500);}}
function reth(el){dr=true;thumbURL=el.src;setth(thumbURL);dog(el.id);}