var	img_src = "/images/";

function showHide(ID, entryShow, htmlObj) {

	marker = htmlObj.firstChild;

	extHideDivID = ID;

	if( document.getElementById ) {
		if(document.getElementById(extHideDivID).style.display == "block") {
			document.getElementById(extHideDivID).style.display = "none";
			htmlObj.blur();
		} else { 
			document.getElementById(extHideDivID).style.display = "block";
		}
	} else {
		location.href = entryShow;
		return true;
	}
}

function HideButton() {
	var i, a=HideButton.arguments;
	for(i=0; i<a.length; i++) {
		var d = 'Hide-' + a[i], im = a[i] + '_head';
		document.getElementById(d).style.display = "none";
		document.images[im].src = img_src + "triangle_transversal.gif";
	}
}