// http://bontragerconnection.com/ and http://willmaster.com/
// Version: July 28, 2007
var cX = 0; var cY = 0; var rX = 0; var rY = 0;
function UpdateCursorPosition(e){ cX = e.pageX; cY = e.pageY;}
function UpdateCursorPositionDocAll(e){ cX = event.clientX; cY = event.clientY;}
if(document.all) { document.onmousemove = UpdateCursorPositionDocAll; }
else { document.onmousemove = UpdateCursorPosition; }
function AssignPosition(d) {
    if(self.pageYOffset) {
        rX = self.pageXOffset;
        rY = self.pageYOffset;
    }
    else if(document.documentElement && document.documentElement.scrollTop) {
        rX = document.documentElement.scrollLeft;
        rY = document.documentElement.scrollTop;
    }
    else if(document.body) {
        rX = document.body.scrollLeft;
        rY = document.body.scrollTop;
    }
    if(document.all) {
        cX += rX;
        cY += rY;
    }
    d.style.left = (cX+10) + "px";
    d.style.top = (cY+10) + "px";
}
function HideContent(d) {
    if(d.length < 1) { return; }
    document.getElementById(d).style.display = "none";
}
function ShowContent(d) {
    if(d.length < 1) { return; }
    var dd = document.getElementById(d);
    AssignPosition(dd);
    dd.style.display = "block";
}
function ReverseContentDisplay(d) {
    if(d.length < 1) { return; }
    var dd = document.getElementById(d);
    AssignPosition(dd);
    if(dd.style.display == "none") { dd.style.display = "block"; }
    else { dd.style.display = "none"; }
}

http://www.quirksmode.org/js/cookies.html
function createCookie(name,value,days) {
    if (days) {
        var date = new Date();
        date.setTime(date.getTime()+(days*24*60*60*1000));
        var expires = "; expires="+date.toGMTString();
    }
    else var expires = "";
    document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
    var nameEQ = name + "=";
    var ca = document.cookie.split(';');
    for(var i=0;i < ca.length;i++) {
        var c = ca[i];
        while (c.charAt(0)==' ') c = c.substring(1,c.length);
        if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
    }
    return null;
}

function eraseCookie(name) {
    createCookie(name,"",-1);
}

//http://www.htmlcodetutorial.com/linking/linking_famsupp_89.html

function popupnr(mylink, windowname, refocus) {
	var mywin, href;
	var imgpage = document.getElementById("imgpage").innerHTML;

	if (typeof(mylink) == 'string')
		href=mylink;
	else
		if (windowname == 'bhsd') {
			href=mylink.href + imgpage;
			}
		else {
			href=mylink.href;
			}
		mywin = window.open('', windowname, 'width=900,height=400,status=0,location=0,resizable=1,scrollbars=0');
		if (
			mywin.closed || 
			(! mywin.document.URL) || 
			(mywin.document.URL.indexOf("about") == 0)
			)
			mywin.location=href;
		else if (refocus)
	   mywin.focus();
	return false;
}