/* Event */
function addEvent(obj,evt,fn){
	evt = (evt.indexOf(" ") != -1) ? evt.split(" ") : [evt];
	for(i in evt){
		var e = evt[i];
		if(e == "mousewheel"){
			if(obj.addEventListener) obj.addEventListener('DOMMouseScroll', fn, false);
			obj.onmousewheel = fn;
			break;
		}
		if(obj.addEventListener) obj.addEventListener( (e=="mousewheel") ? "DOMMouseScroll" : e,fn,false );
		else if(obj.attachEvent) obj.attachEvent('on'+e,fn);
	}
}
function removeEvent(obj,evt,fn){
	evt = (evt.indexOf(" ") != -1) ? evt.split(" ") : [evt];
	for(i in evt){
		var e = evt[i];
		if(e == "mousewheel"){
			if(obj.removeEventListener) obj.removeEventListener('DOMMouseScroll', fn, false);
			obj.onmousewheel = null;
			break;
		}
		if(obj.removeEventListener) obj.removeEventListener( (e=="mousewheel") ? "DOMMouseScroll" : e,fn,false );
		else if(obj.detachEvent) obj.detachEvent('on'+e,fn);
	}
}
// popBgLayer
function popBgLayer(){
	var activeFlag = false;
	var contentLry = "";
	var bgLry = null;
	var root = this;

	setTimeout(function(){
		addEvent(window, 'resize', function(){
			root.contentLry_setPosition();
		});
		addEvent(window, 'resize', function(){
			root.bgLry_setPosition();
		});
	}, 0);

	this.selectBoxVisibility = function(status){
		if(navigator.appVersion.indexOf("MSIE 6.0") != -1){
			var slt = document.getElementsByTagName("SELECT");
			for(i=0; i<slt.length; i++)
				slt[i].style.visibility = status;
		}
	}

	this.createBgLry = function(){
		bgLry = document.createElement("div");
		var objBody = document.body || document.documentElement;
		objBody.appendChild(bgLry);

		bgLry.setAttribute('id', 'lry_popupBg');
		with(bgLry.style){
			display = "none";
			position = "absolute";
			top = "0";
			left = "0";
			zIndex = "400";
			backgroundColor = '#000000';
			filter = "alpha(opacity=60)";
			opacity = .6;
		}
		root.bgLry_setPosition();
		// bgLry.onclick = function(){ root.close(); }
	}

	this.contentLry_setPosition = function(){
		if(!contentLry) return false;
		var winW=Number(document.documentElement.clientWidth || document.body.clientWidth);
		var winH=Number(document.documentElement.clientHeight || document.body.clientHeight);
		var scrollT=Number(document.documentElement.scrollTop || document.body.scrollTop);
		var scrollL=Number(document.documentElement.scrollLeft || document.body.scrollLeft);
		var scrollH=Number(document.documentElement.scrollHeight || document.body.scrollHeight);

		contentLry.w = Number(contentLry.offsetWidth);
		contentLry.h = Number(contentLry.offsetHeight);

		if(contentLry.h > winH){
			if(contentLry.h >= scrollH){
				// ·¹À̾ ¹®¼­ÀÇ Àüü ¼¼·Î»çÀÌÁî º¸´Ùµµ Ŭ°æ¿ì
				contentLry.style.top = "10px";
			}else{
				// ·¹À̾ ºê¶ó¿ìÀúÀÇ º¸ÀÌ´Â È­¸é³ôÀÌ º¸´Ù´Â Å©Áö¸¸ ÃÑ ¹®¼­ÀÇ ³ôÀ̺¸´Ù´Â ÀÛÀ»¶§
				var tmp = (scrollH-scrollT)-(contentLry.h+15);
				if(tmp>=0){
					contentLry.style.top = scrollT+15+"px";
					// alert('1');
					// alert(scrollH);
				}else{
					var h = contentLry.h-(scrollH-scrollT);
					contentLry.style.top = Number(scrollT-h-15)+"px";
					// alert('2');
					// alert(scrollH);
				}
			}
		}else{
			contentLry.style.top = Math.floor(winH/2-contentLry.h/2+scrollT) + "px";
		}
		contentLry.style.left = Math.floor(winW/2-contentLry.w/2+scrollL) + "px";
	}

	this.bgLry_setPosition = function(){
		if(!bgLry) return false;
		var w=document.documentElement.clientWidth;
		var h=document.documentElement.clientHeight;
		bgLry.style.width = w+"px";
		bgLry.style.height = h+"px";

		var scroll_w=document.documentElement.scrollWidth;
		var scroll_h=document.documentElement.scrollHeight;

		if(scroll_h>h) h=scroll_h;
		if(scroll_w>w) w=scroll_w;

		bgLry.style.width = w+"px";
		bgLry.style.height = h+"px";
	}

	this.run = function(target, returnCheck){
		root.selectBoxVisibility('hidden');

		if(!bgLry){
			root.createBgLry();
			bgLry = document.getElementById("lry_popupBg");
		}
		root.bgLry_setPosition();
		bgLry.style.display = "block";

		var source = document.getElementById(target);
		with(source.style){
			top = "-1000em";
			left = "-1000em";
			position = "absolute";
			display = "block";
			zIndex = "1000000";
		}
		contentLry = source;
		root.contentLry_setPosition(source);
		root.bgLry_setPosition();

		activeFlag = true;
		if(returnCheck != "flash") return false;
	}

	this.close = function(){
		contentLry.style.display = 'none';
		bgLry.style.display = "none";
		root.selectBoxVisibility('visible');

		activeFlag = false;
		return false;
	}
}
var popBgLayer = new popBgLayer();