function doHov(element,act) {
 imgsrc = element.src;
 if (act == 'over' ){
  imgsrc = imgsrc.replace(/.gif/,"_h.gif");
  element.src  = imgsrc;
 }
 if (act == 'out' ){
  imgsrc = imgsrc.replace(/_h.gif/,".gif");
  element.src  = imgsrc;
 }
}
function jpgHov(element,act,selected) {
 imgsrc = element.src;
 if (act == 'over' ){
  if (imgsrc.indexOf('_s') != -1 ) { imgsrc = imgsrc.replace(/_s.jpg/,"_h.jpg"); }
  else {   imgsrc = imgsrc.replace(/.jpg/,"_h.jpg"); }
  element.src  = imgsrc;
 }
 if (act == 'out' ){
  if (selected == '1' ) { imgsrc = imgsrc.replace(/_h.jpg/,"_s.jpg"); }
  else { imgsrc = imgsrc.replace(/_h.jpg/,".jpg"); }
  element.src  = imgsrc;
 }
}