function smartRollover() {
	if(document.getElementsByTagName) {
		var images = document.getElementsByTagName("img");
		for(var i=0; i < images.length; i++) {
			if(images[i].getAttribute("src").match("-off."))
			{
				images[i].onmouseover = function() {
					this.setAttribute("src", this.getAttribute("src").replace("-off.", "-on."));
				}
				images[i].onmouseout = function() {
					this.setAttribute("src", this.getAttribute("src").replace("-on.", "-off."));
				}
			}
		}
	}
}
if(window.addEventListener) {
	window.addEventListener("load", smartRollover, false);
}
else if(window.attachEvent) {
	window.attachEvent("onload", smartRollover);
}

function ShowFormGuide(obj,GuideSentence) {
      // 入力案内を表示
      if( obj.value == '' ) {
         obj.value = GuideSentence;
         obj.style.color = '#BBB';
      }else{
    	  obj.style.color = '#000';
      }
   }
function HideFormGuide(obj,GuideSentence) {
      // 入力案内を消す
      if( obj.value == GuideSentence ) {
         obj.value='';
   	  	obj.style.color = '#000';
      }
   }