var dragapproved = false
var minrestore = 0
var initialwidth, initialheight
var ie5 = document.all && document.getElementById
var ns6 = document.getElementById && !document.all

function iecompattest() {
	return (!window.opera && document.compatMode && document.compatMode != "BackCompat") ? document.documentElement : document.body
}

function drag_drop(e) {
	if (ie5 && dragapproved && event.button == 1) {
		document.getElementById("dwindow").style.left = tempx + event.clientX - offsetx + "px"
		document.getElementById("dwindow").style.top = tempy + event.clientY - offsety + "px"
	}
	else if (ns6 && dragapproved) {
		document.getElementById("dwindow").style.left = tempx + e.clientX - offsetx + "px"
		document.getElementById("dwindow").style.top = tempy + e.clientY - offsety + "px"
	}
}

function initializedrag(e) {
	offsetx = ie5 ? event.clientX : e.clientX
	offsety = ie5 ? event.clientY : e.clientY
	document.getElementById("dwindowcontent").style.display = "none" //extra
	tempx = parseInt(document.getElementById("dwindow").style.left)
	tempy = parseInt(document.getElementById("dwindow").style.top)

	dragapproved = true
	document.getElementById("dwindow").onmousemove = drag_drop
}

function loadwindow(url, width, height) {
	if (!ie5 && !ns6)
		window.open(url, "", "width=width,height=height,scrollbars=1")
	else {
		document.getElementById("dwindow").style.display = ''
		document.getElementById("dwindow").style.width = initialwidth = width + "px"
		document.getElementById("dwindow").style.height = initialheight = height + "px"
		document.getElementById("dwindow").style.left = "20px"
		/*document.getElementById("dwindow").style.top=ns6? window.pageYOffset*1+30+"px" : iecompattest().scrollTop*1+30+"px"*/
		document.getElementById("dwindow").style.top = "-120px"
		document.getElementById("cframe").src = url
	}
}

function maximize() {
	if (minrestore == 0) {
		minrestore = 1 //maximize window
		document.getElementById("maxname").setAttribute("src", "restore.gif")
		document.getElementById("dwindow").style.width = ns6 ? window.innerWidth - 20 + "px" : iecompattest().clientWidth + "px"
		document.getElementById("dwindow").style.height = ns6 ? window.innerHeight - 20 + "px" : iecompattest().clientHeight + "px"
	}
	else {
		minrestore = 0 //restore window
		document.getElementById("maxname").setAttribute("src", "max.gif")
		document.getElementById("dwindow").style.width = initialwidth
		document.getElementById("dwindow").style.height = initialheight
	}
	document.getElementById("dwindow").style.left = ns6 ? window.pageXOffset + "px" : iecompattest().scrollLeft + "px"
	document.getElementById("dwindow").style.top = ns6 ? window.pageYOffset + "px" : iecompattest().scrollTop + "px"
}

function closeit() {
	document.getElementById("dwindow").style.display = "none"
}

function stopdrag() {
	dragapproved = false;
	document.getElementById("dwindow").onmousemove = null;
	document.getElementById("dwindowcontent").style.display = "" //extra
}