///bbs/gallery.asp »ç¿ë
var ie = document.all
var ns6 = document.getElementById&&!document.all

function ietruebody() {
	return (document.compatMode!="BackCompat")? document.documentElement : document.body;
}
function mpop (which, e, position, imgwidth, imgheight) {
	if (ie||ns6) {
		crossobj = document.getElementById? document.getElementById("showimage") : document.all.showimage;
		if (position=="center") {
			pgyoffset = ns6? parseInt(pageYOffset) : parseInt(ietruebody().scrollTop);
			horzpos = ns6? pageXOffset+window.innerWidth/2-imgwidth/2 : ietruebody().scrollLeft+ietruebody().clientWidth/2-imgwidth/2;
			vertpos = ns6? pgyoffset+window.innerHeight/2-imgheight/2-50 : pgyoffset+ietruebody().clientHeight/2-imgheight/2-50;
			if (window.opera && window.innerHeight)
				vertpos = pgyoffset+window.innerHeight/2-imgheight/2;
				vertpos = Math.max(pgyoffset, vertpos);
		} else {
			var horzpos = ns6? pageXOffset+e.clientX : ietruebody().scrollLeft+event.clientX;
			var vertpos = ns6? pageYOffset+e.clientY : ietruebody().scrollTop+event.clientY;
		}
		crossobj.style.left = horzpos+"px";
		crossobj.style.top = vertpos+"px";
		crossobj.innerHTML = "<div align='right' id='dragbar' style='padding:3px 3px 0 0;'><span id='closetext' onClick='closepreview()' align='right'><img src='/img/icon/close1.gif'></span></div>"
		+ "<iframe src="+ which +" name='myiframe' scrolling='no' marginwidth='0' marginheight='0' frameborder='0' vspace='0' hspace='0' width="+ imgwidth +" height="+ imgheight +"></iframe>"
		+ "";
		crossobj.style.visibility = "visible";
		return false;
	} else
		return true;
}
function mpop3 (which, e, position, imgwidth, imgheight) {
	if (ie||ns6) {
		crossobj = document.getElementById? document.getElementById("showimage") : document.all.showimage;
		overobj = document.getElementById? document.getElementById("overlay") : document.all.overlay;
		if (position=="center") {
			pgyoffset = ns6? parseInt(pageYOffset) : parseInt(ietruebody().scrollTop);
			horzpos = ns6? pageXOffset+window.innerWidth/2-imgwidth/2 : ietruebody().scrollLeft+ietruebody().clientWidth/2-imgwidth/2;
			vertpos = ns6? pgyoffset+window.innerHeight/2-imgheight/2-50 : pgyoffset+ietruebody().clientHeight/2-imgheight/2-50;
			if (window.opera && window.innerHeight)
				vertpos = pgyoffset+window.innerHeight/2-imgheight/2;
				vertpos = Math.max(pgyoffset, vertpos);
		} else {
			var horzpos = ns6? pageXOffset+e.clientX : ietruebody().scrollLeft+event.clientX;
			var vertpos = ns6? pageYOffset+e.clientY : ietruebody().scrollTop+event.clientY;
		}
		crossobj.style.left = horzpos+"px";
		crossobj.style.top = vertpos+"px";
		crossobj.innerHTML = "<div id='dragbar' style='padding:2px 4px 0 0;' align=right><span id='closetext' onClick='closepreview3()' align='right'><img src='/img/icon/close1.gif'></span></div>"
		+ "<iframe src="+ which +" name='myiframe' scrolling='auto' marginwidth='0' marginheight='0' frameborder='0' vspace='0' hspace='0' width="+ imgwidth +" height="+ imgheight +"></iframe>"
		+ "";
		crossobj.style.visibility = "visible";
		overobj.style.visibility = "visible";
		return false;
	} else
		return true;
}
function mpop5 (which, e, position, imgwidth, imgheight) {
	if (ie||ns6) {
		crossobj = document.getElementById? document.getElementById("showimage") : document.all.showimage;
		overobj = document.getElementById? document.getElementById("overlay") : document.all.overlay;
		if (position=="center") {
			pgyoffset = ns6? parseInt(pageYOffset) : parseInt(ietruebody().scrollTop);
			horzpos = ns6? pageXOffset+window.innerWidth/2-imgwidth/2 : ietruebody().scrollLeft+ietruebody().clientWidth/2-imgwidth/2;
			vertpos = ns6? pgyoffset+window.innerHeight/2-imgheight/2-50 : pgyoffset+ietruebody().clientHeight/2-imgheight/2-50;
			if (window.opera && window.innerHeight)
				vertpos = pgyoffset+window.innerHeight/2-imgheight/2;
				vertpos = Math.max(pgyoffset, vertpos);
		} else {
			var horzpos = ns6? pageXOffset+e.clientX : ietruebody().scrollLeft+event.clientX;
			var vertpos = ns6? pageYOffset+e.clientY : ietruebody().scrollTop+event.clientY;
		}
		crossobj.style.left = horzpos+"px";
		crossobj.style.top = vertpos+"px";
		crossobj.innerHTML = "<div id='dragbar' style='padding:2px 4px 0 0;' align='right'><span id='closetext' onClick='closepreview3()'><img src='/img/icon/close1.gif'></span></div>"
		+ "<iframe src="+ which +" name='uframe' scrolling='no' marginwidth='0' marginheight='0' frameborder='0' vspace='0' hspace='0' width="+ imgwidth +" height="+ imgheight +"></iframe>"
		+ "";
		crossobj.style.visibility = "visible";
		overobj.style.visibility = "visible";
		return false;
	} else
		return true;
}
function closepreview() {
	crossobj.style.visibility = "hidden";
}
function closepreview3() {
	overobj.style.visibility = "hidden";
	crossobj.style.visibility = "hidden";
}
function drag_drop(e) {
	if (ie&&dragapproved) {
		crossobj.style.left = tempx+event.clientX-offsetx+"px";
		crossobj.style.top = tempy+event.clientY-offsety+"px";
	} else if (ns6&&dragapproved) {
		crossobj.style.left = tempx+e.clientX-offsetx+"px";
		crossobj.style.top = tempy+e.clientY-offsety+"px";
	}
	return false
}
function initializedrag(e) {
	if (ie&&event.srcElement.id == "dragbar"||ns6&&e.target.id == "dragbar") {
		offsetx = ie? event.clientX : e.clientX;
		offsety = ie? event.clientY : e.clientY;

		tempx = parseInt(crossobj.style.left);
		tempy = parseInt(crossobj.style.top);

		dragapproved = true;
		document.onmousemove = drag_drop;
	}
}
document.onmousedown = initializedrag;
document.onmouseup = new Function("dragapproved=false");

function Layer_Div(Con, Num1, Num2) {
	if (Num1 > Num2) {
		PlusNum = PlusNum + 3;
		if (PlusNum < (Num1 - Num2)) {
			document.all["footerDiv"].style.top = Num1 - PlusNum;
			setTimeout("Layer_Div('"+ Con +"',"+ Num1 +","+ Num2 +")",1);
		}
	} else if (Num1 < Num2) {
		PlusNum = PlusNum + 3;
		if (PlusNum < (Num2 - Num1)) {
			document.all["footerDiv"].style.top = Num1 + PlusNum;
			setTimeout("Layer_Div('"+ Con +"',"+ Num1 +","+ Num2 +")",1);
		}
	}
}

/* ·¹À̾î Àüüȭ¸é µ¤±â */
function getPageSize() {
	var xScroll, yScroll;
	if (window.innerHeight && window.scrollMaxY) {
		xScroll = window.innerWidth + window.scrollMaxX;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight) {		// all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else {		// Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	var windowWidth, windowHeight;
	if (self.innerHeight) {
		// all except Explorer
		if (document.documentElement.clientWidth) {
			windowWidth = document.documentElement.clientWidth;
		} else {
			windowWidth = self.innerWidth;
		}
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) {		// Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) {			// other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}
	//for small pages with total height less then height of the viewport
	if (yScroll < windowHeight) {
		pageHeight = windowHeight;
	} else {
		pageHeight = yScroll;
	}
	//for small pages with total width less then width of the viewport
	if (xScroll < windowWidth) {
		pageWidth = xScroll;
	} else {
		pageWidth = windowWidth;
	}
	return [pageWidth, pageHeight];
}
//¸®»çÀÌÁî½Ã ´Ù½Ãüũ
function CheckTicket() {
	//alert("¸®»çÀÌÁîüũ")
	var arrayPageSize = getPageSize()
	document.getElementById("overlay").style.width = arrayPageSize[0];
	document.getElementById("overlay").style.height = arrayPageSize[1];
}
//µ¤±â Å×½ºÆ®
function Fulllayer() {
	var arrayPageSize = getPageSize()
	document.getElementById("overlay").style.width = arrayPageSize[0];
	document.getElementById("overlay").style.height = arrayPageSize[1];
}
window.onresize = CheckTicket;			//»ç¿ëÀÚ°¡ À©µµ¿ì Å©±â¸¦ Á¶Á¤ÇÏ¸é ´Ù½Ã ±×»çÀÌÁî¿¡ ¸Â°Ô µ¤¾îÁÝ´Ï´Ù.*/