/*
	メニューの色替
*/
function SelectCollor(elementId){
	document.all.item("link1").style.backgroundColor = "" ;
	document.all.item("link2").style.backgroundColor = "" ;
	document.all.item("link3").style.backgroundColor = "" ;
	document.all.item("link4").style.backgroundColor = "" ;
	document.all.item("link5").style.backgroundColor = "" ;
	document.all.item("link6").style.backgroundColor = "" ;
	document.all.item("link7").style.backgroundColor = "" ;
	document.all.item("link8").style.backgroundColor = "" ;

	document.all.item(elementId).style.backgroundColor = "#FFCC66" ;

}

function PageBack(){
	history.back(); 
}