//open pop-up window without scrollbar
function OpenWindow(URL, width, height) {
	// set window size
	var agent=navigator.userAgent.toLowerCase();
	var dimensions = 'width=' + width + ',height=' + height;
	var winProperties = 'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=1';
	remote = window.open(URL,'imageWin', winProperties +','+ dimensions);

//	create opener reference if browser doesn't do it
	if (remote.opener == null) {
		remote.opener = self;
	}
}

//open pop-up window with scrollbar
function OpenWindowScroll(URL, width, height) {
	// set window size
	var agent=navigator.userAgent.toLowerCase();
	var dimensions = 'width=' + width + ',height=' + height;
	var winProperties = 'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=1';
	remote = window.open(URL,'imageWin', winProperties +','+ dimensions);

//	create opener reference if browser doesn't do it
	if (remote.opener == null) {
		remote.opener = self;
	}
}


//dhtml layers for displaing the content navigation
function showByPosition(object) {
	x = 350;
	y = 190;
    if (document.layers && document.layers[object]) {
		x = document.layers[object].clip.width;
		document.layers[object].left = (window.pageXOffset + window.innerWidth)/2 +5;
        document.layers[object].top = y;
        document.layers[object].visibility = 'visible';
    }
    else if (document.all) {
		x = (document.body.clientWidth/2 +15);
		document.all[object].style.posLeft = x;
        document.all[object].style.posTop = y;
        document.all[object].style.visibility = 'visible';
    }	
	else if (document.getElementById && document.getElementById(object))	{
		x = (window.innerWidth/2 +15);
		document.getElementById(object).style.left = x;
        document.getElementById(object).style.top = y;
        document.getElementById(object).style.visibility='visible';
    }
}

function hide(object) {
    if (document.layers && document.layers[object])	{
        document.layers[object].visibility = 'hidden';
	}
    else if (document.all)	{
        document.all[object].style.visibility = 'hidden';
	}
	else if (document.getElementById && document.getElementById(object))	{		
		document.getElementById(object).style.visibility='hidden';
	}	
}

//reaload page if Netscape
function ReloadPage ()	{
		location.reload();
}