function preLoad(u){var i=new Image(); i.src = u;  }
function toggleButtonIMG(obj){var ev = obj || window.event;var targ = ev.srcElement || ev.target;var imgs = targ.getElementsByTagName("img");for (x=0;x<imgs.length;x++){if (imgs[x].getAttribute("rp:buttonon") != null){var buttonon = imgs[x].getAttribute("rp:buttonon");var buttonoff = imgs[x].getAttribute("rp:buttonoff");var buttonState = imgs[x].getAttribute("rp:buttonstate");if (buttonState == "on"){imgs[x].src = buttonoff;imgs[x].setAttribute("rp:buttonstate","off");} else {imgs[x].src = buttonon;imgs[x].setAttribute("rp:buttonstate","on");}}}}
function initButtons(){ var iNodes = document.getElementsByTagName("img");for (x=0;x<iNodes.length;x++){if (iNodes[x].getAttribute("rp:buttonon") != null){iNodes[x].setAttribute("rp:buttonoff",iNodes[x].src);iNodes[x].parentNode.onmouseover=toggleButtonIMG;iNodes[x].parentNode.onmouseout=toggleButtonIMG;preLoad(iNodes[x].getAttribute("rp:buttonon"));}} }