function goPopup(page, dimensions) {
	window.open(page, 'jonkers_popup', dimensions);
}

function changepic(imgTagName,imgFileName) {
	if (document.images) {
		document.images[imgTagName].src = imgFileName;
	}
}

function change2pics(imgTagName,imgFileName, imgTagName2, imgFileName2) {
	if (document.images) {
		document.images[imgTagName].src = imgFileName;
		document.images[imgTagName2].src = imgFileName2;
	}
}

//var ie4=document.all&&navigator.userAgent.indexOf("Opera")==-1;
var ie4=document.all;
var ns6=document.getElementById&&!document.all;
var ns4=document.layers;
var menuobj, delayHide;

function showMenu(theMenu, theAnchor) {
	var anchorobj;

	if (!document.all && !document.getElementById && !document.layers)
		return;

	clearHideMenu();
	menuobj=ie4? document.all[theMenu] : ns6? document.getElementById(theMenu) : ns4? document.theMenu : ""
	menuobj.thestyle=(ie4||ns6)? menuobj.style : menuobj;
	anchorobj = getAnchorPosition(theAnchor);
	if (ns6) {
		menuobj.thestyle.left=anchorobj.x - 22;
		menuobj.thestyle.top=anchorobj.y + 15;
	}
	else {
		menuobj.thestyle.left=anchorobj.x - 22;
		menuobj.thestyle.top=anchorobj.y + 25;
	}
	menuobj.thestyle.visibility="visible";
	if (ie4||ns6)
		document.onclick=hideMenu;
	return false;
}

function hideMenu() {
	if (menuobj)
		menuobj.thestyle.visibility=(ie4||ns6)? "hidden" : "hide";
}

function dynamicHide(e) {
	if (ie4 && !menuobj.contains(e.toElement))
		delayHideMenu(500);
	else if (ns6 && e.currentTarget!= e.relatedTarget && !contains_ns6(e.currentTarget, e.relatedTarget))
		delayHideMenu(500);
}

function contains_ns6(a, b) {
	while (b.parentNode)
		if ((b = b.parentNode) == a)
			return true;
		return false;
}

function delayHideMenu(delay) {
	if (ie4||ns6||ns4)
		delayHide=setTimeout("hideMenu()",delay);
}

function clearHideMenu() {
	if (window.delayHide)
		clearTimeout(delayHide);
}

// getAnchorPosition(anchorname)
//   This function returns an object having .x and .y properties which are the coordinates
//   of the named anchor, relative to the page.
function getAnchorPosition(anchorname) {
	// This function will return an Object with x and y properties
	var useWindow=false;
	var coordinates=new Object();
	var x=0,y=0;
	// Browser capability sniffing
	var use_gebi=false, use_css=false, use_layers=false;
	if (document.getElementById) { use_gebi=true; }
	else if (document.all) { use_css=true; }
	else if (document.layers) { use_layers=true; }
	// Logic to find position
 	if (use_gebi && document.all) {
		x=AnchorPosition_getPageOffsetLeft(document.all[anchorname]);
		y=AnchorPosition_getPageOffsetTop(document.all[anchorname]);
		}
	else if (use_gebi) {
		var o=document.getElementById(anchorname);
		x=AnchorPosition_getPageOffsetLeft(o);
		y=AnchorPosition_getPageOffsetTop(o);
		}
 	else if (use_css) {
		x=AnchorPosition_getPageOffsetLeft(document.all[anchorname]);
		y=AnchorPosition_getPageOffsetTop(document.all[anchorname]);
		}
	else if (use_layers) {
		var found=0;
		for (var i=0; i<document.anchors.length; i++) {
			if (document.anchors[i].name==anchorname) { found=1; break; }
			}
		if (found==0) {
			coordinates.x=0; coordinates.y=0; return coordinates;
			}
		x=document.anchors[i].x;
		y=document.anchors[i].y;
		}
	else {
		coordinates.x=0; coordinates.y=0; return coordinates;
		}
	coordinates.x=x;
	coordinates.y=y;
	return coordinates;
	}

// Functions for IE to get position of an object
function AnchorPosition_getPageOffsetLeft (el) {
	var ol=el.offsetLeft;
	while ((el=el.offsetParent) != null) { ol += el.offsetLeft; }
	return ol;
	}
function AnchorPosition_getWindowOffsetLeft (el) {
	return AnchorPosition_getPageOffsetLeft(el)-document.body.scrollLeft;
	}	
function AnchorPosition_getPageOffsetTop (el) {
	var ot=el.offsetTop;
	while((el=el.offsetParent) != null) { ot += el.offsetTop; }
	return ot;
	}
function AnchorPosition_getWindowOffsetTop (el) {
	return AnchorPosition_getPageOffsetTop(el)-document.body.scrollTop;
	}