/* --------------------------------------------------- */
/* name:     j5dhtml.js                                */
/* author:   J5 Development                            */
/* purpose:  javascript dhtml functions                */
/* --------------------------------------------------- */
var oldLayer = "";

function showLayer(thisLayer) {
  if (oldLayer != "") {
    toggleDisplay(oldLayer);
  }
  toggleDisplay(thisLayer);
  oldLayer = thisLayer;
}

function toggleDisplay(elementID,imgName) {
	if (document.getElementById) {
		var content = document.getElementById(elementID);
		var vis = content.style;
		if (vis.display == "" || vis.display == "none") {
			vis.display = "block";
			if (imgName) { 
				document[imgName].src = eval(imgName + "on.src"); 
			}
		} else {
			vis.display = "none";
			if (imgName) { 
				document[imgName].src = eval(imgName + "off.src"); 
			}
		}
	}
}

function changeBGcolor(elementID,color) {
	document.getElementById(elementID).style.backgroundColor = color;
}