function setCookie(name, value)
{  
	var argv = setCookie.arguments;  
	var argc = setCookie.arguments.length;  
	var expires = (argc > 2) ? argv[2] : null;  
	var path = (argc > 3) ? argv[3] : null;  
	var domain = (argc > 4) ? argv[4] : null;  
	var secure = (argc > 5) ? argv[5] : false;  
	document.cookie = name + "=" + escape (value) + 
	((expires == null) ? "" : ("; expires=" + expires.toGMTString())) + 
	((path == null) ? "" : ("; path=" + path)) +  
	((domain == null) ? "" : ("; domain=" + domain)) +    
	((secure == true) ? "; secure" : "");
}

function storeIt(cookieName,cookieValue)
{
	setCookie(cookieName, cookieValue);
	var the_cookie = document.cookie;
}

function getNumValue(field) {
	oldnum = field.value;
	newnum = ""
	if (oldnum == "") {
		field.value = "$0";
		return 0;
	} else if (oldnum == "$" || oldnum == "$0") {
		return 0;
	} else {
		for (i=0;i<oldnum.length;i++) {
			if (oldnum.charAt(i) == "0" || oldnum.charAt(i) == "1" || oldnum.charAt(i) == "2" || oldnum.charAt(i) == "3" || oldnum.charAt(i) == "4" || oldnum.charAt(i) == "5" || oldnum.charAt(i) == "6" || oldnum.charAt(i) == "7" || oldnum.charAt(i) == "8" || oldnum.charAt(i) == "9" || oldnum.charAt(i) == ".") {
				newnum = newnum + oldnum.charAt(i)
			} else if (oldnum.charAt(i) != "$" && oldnum.charAt(i) != ",") {
				return -1;
			}
		}
		if (newnum != "" && newnum != "$") {
			field.value = "$" + newnum;
			return parseFloat(newnum);
		}
		else return 0;
	}
}

function popup(winSrc,winName,iwidth,iheight) {
	showScroll = "1"
	if ((iwidth+25) > screen.width) {iwidth=screen.width-80;showScroll="1";}
	if ((iheight+25) > screen.height) {iheight=screen.height-80;showScroll="1";}
	var itop=(screen.height/2)-(iheight/2) - 20;
	var ileft=(screen.width/2)-(iwidth/2);
	winAttributes = "toolbar=0,location=0,directories=0,statusbar=0,menubar=0,scrollbars=" + showScroll + ",resizable=1,width=" + iwidth + ",height=" + iheight + ",screenX=" + ileft + ",screenY=" + itop + ",left=" + ileft + ",top=" + itop
	winName = "slidimg";
	newwin = window.open(winSrc,winName,winAttributes);
	return false;
}

function getCookieVal(offset) 
{  
	var endstr = document.cookie.indexOf (";", offset);  
	if (endstr == -1)    
		endstr = document.cookie.length;  
	return unescape(document.cookie.substring(offset, endstr));
}

function getCookie(name)
{  
	var arg = name + "=";  
	var alen = arg.length;  
	var clen = document.cookie.length;  
	var i = 0;  
	while (i < clen) {    
		var j = i + alen;    
		if (document.cookie.substring(i, j) == arg)      
			return getCookieVal (j);    
		i = document.cookie.indexOf(" ", i) + 1;    
		if (i == 0) break;   
		}  
	return null;
}