arrowRight = new Image();
arrowRight.src = "img/arrow/arrow_right.gif";
arrowDown = new Image();
arrowDown.src = "img/arrow/arrow_down.gif";

//	'dsp(loc)' function toggles expandable text blocks
function dsp(loc){
	if(document.getElementById){
		var foc=loc.firstChild;
		foc=loc.firstChild.innerHTML?loc.firstChild:loc.firstChild.nextSibling;
		foc.src=foc.src==arrowRight.src?arrowDown.src:arrowRight.src;
		foc=loc.parentNode.nextSibling.style?
		loc.parentNode.nextSibling:
		loc.parentNode.nextSibling.nextSibling;
		foc.style.display=foc.style.display=='block'?'none':'block';
		document.getElementById("black_bar_bottom").style.bottom = "-2px";
		document.getElementById("black_bar_bottom").style.bottom = "-1px";
	}
}