/**
 * IE6以前用にドロップダウンメニューを設定する
 */
function setDropdownMenuForIE(){
	if(document.getElementById && document.all && navigator.userAgent.indexOf("Opera")<0){
		ele1 = document.getElementById("nav03");
		ele2 = document.getElementById("industry_menu");
		
		if( ele1 != null && ele2 != null ){
		
			ele1.onmouseover =
				function(){
					ele2.style.display = "inline";
					ele2.style.position = "absolute";
				}
			ele1.onmouseout =
				function(){
					ele2.style.display = "none";
				}
		}
		
		ele3 = document.getElementById("nav04");
		ele4 = document.getElementById("person_menu");
		
		if( ele3 != null && ele4 != null ){
		
			ele3.onmouseover =
				function(){
					ele4.style.display = "inline";
					ele4.style.position = "absolute";
				}
			ele3.onmouseout =
				function(){
					ele4.style.display = "none";
				}
		}
		
		mouseoverListItem("menu_i1");
		mouseoverListItem("menu_i2");
		mouseoverListItem("menu_i3");
		mouseoverListItem("menu_p1");
		mouseoverListItem("menu_p2");
		mouseoverListItem("menu_p3");
		mouseoverListItem("menu_p4");
	}
}

function mouseoverListItem(id){
	var e = document.getElementById(id);
	if( e != null){
		e.onmouseover =
			function(){
				e.style.color = "#070B33";
				e.style.background = "white";
			}
		e.onmouseout =
			function(){
				e.style.color = "white";
				e.style.background = "#070B33";
			}
	}
}

setDropdownMenuForIE();