function SwitchLeftFrame(){
	if (typeof(top.GetBarExpanded)!="undefined") {
		ExpandLeftFrame(!top.GetBarExpanded());
	}
}

function ExpandLeftFrame(f) {
	var i=document.getElementById("imgLeftFrameSwitcher");
	if (i) {
		re = /(bar_)(.+)(.gif)$/;
		i.src=i.src.replace(re, "$1" + (f ? "close" : "open") + "$3");
		top.FoldFrame(f);
	}
}

function SetExpandLeftFrame(){
	try {
		if (top && top.leftFrame && typeof(top.GetBarExpanded)!="undefined") {
			ExpandLeftFrame(top.GetBarExpanded());
		}
	} catch (e) { }
}