function hide() {
	if (document.layers){
		document.layimage1.visibility = "visible" ;
		document.layimage1.display = "inline";
	}
	else if(document.all||document.getElementById) {
	(document.getElementById) ? nct=document.getElementById("docimage"): nct=document.all.docimage
    window.status=nct.style.visibility;
		nct.style.visibility = "visible";
		nct.style.display = "block";
	}
}
function show() {
	if (document.layers){
		document.layimage1.visibility="hidden";
		document.layimage1.display="none";
	}
	else if(document.all||document.getElementById){
		(document.getElementById)? nct=document.getElementById("docimage") : nct=document.all.docimage
		nct.style.visibility="hidden";
		nct.style.display = "none";
	}
}
function flip() {
	window.status="flip";
	(document.getElementById)? nct=document.getElementById("docimage") : nct=document.all.docimage
	if (nct.style.visibility == "hidden")
		show();
	else
		hide();
	

}
function show(a) {
	if (document.layers){
		document.layimage1.visibility = "visible";
		document.layimage1.display = "block";
	}
	else if(document.all||document.getElementById) {
	(document.getElementById) ? nct=document.getElementById(a)
    : nct=document.all.docimage
		nct.style.visibility = "visible";
		nct.style.display = "block";
	}
}
function hide(a) {
	if (document.layers){
		document.layimage1.visibility="hidden";
		document.layimage1.display="none";
	}
	else if(document.all||document.getElementById){
		(document.getElementById)? nct=document.getElementById(a)
        : nct=document.all.docimage
		nct.style.visibility="hidden";
		nct.style.display = "none";
	}
}
function flip(a) {
	//(document.getElementById)? nct=document.getElementById(a) : nct=document.all.docimage
	name = "docimage" + a;
	nct = document.getElementById(name);
	if (nct.style.visibility == "visible" || nct.style.visibility == "") {
		hide(name);
		nct = document.getElementById("image" + a);
		nct.src = "pics/shadowarrow_right.gif";
	}
	else {
		show(name);
		nct = document.getElementById("image" + a)
		nct.src = "pics/shadowarrow_down.gif";
	}
}