//ロールオーバー---------------------------------------
window.onload = function(){
var rootNode = document.body;
var imgTag = rootNode.getElementsByTagName("img");
for (var i=0; i<imgTag.length; i++){
if(imgTag[i].getAttribute("src").match("_rollout."))
{
imgTag[i].onmouseover = function(){
this.src = this.src.replace("_rollout.", "_rollover.");
}
imgTag[i].onmouseout = function(){
this.src = this.src.replace("_rollover.", "_rollout.");
}
}
}
}