/*****Zoom In & Zoom Out Script*****/

	var zoomRate = 20;			// Ȯ��/��ҽ� ������
	var maxRate = 300;			//�ִ�Ȯ���
	var minRate = 100;			//�ּ���ҷ�

	function GetCookie(name){
		if (document.cookie != "") {
			zoomc = document.cookie.split("; ");
			for (var i=0; i < zoomc.length; i++) {
                zoomv = zoomc[i].split("="); 
                if (zoomv[0] == name) {
				    return  unescape(zoomv[1]);
                }
			}        
		}else{
			return "";
		}
	}

	function SetCookie(name,value){
		document.cookie = name + "=" + escape (value)+";";
	}

	function baseZoom(contentid) {
/*
		if(mc == ''){
			contentid = 'wrap';
		}else{
			contentid = 'wrapSub';
		}
*/		
		document.all[contentid].style.zoom = '100%';
		SetCookie("zoomVal",document.all[contentid].style.zoom);
	}
	
	function GoZoom(contentid){
		if(GetCookie("zoomVal") != null && GetCookie("zoomVal") != ""){
			document.all[contentid].style.zoom = GetCookie("zoomVal");
			currZoom=GetCookie("zoomVal");
		}
		else{
			document.all[contentid].style.zoom = '100%'; 
			currZoom = '100%';
		}
	}

	//Zoom In & Zoom Out
	function zoomInOut(contentid, how) {
/*
		if(mc == ''){
			contentid = 'wrap';
		}else{
			contentid = 'wrapSub';		
		}
*/
		if(GetCookie("zoomVal") != null && GetCookie("zoomVal") != ""){
			document.all[contentid].style.zoom = GetCookie("zoomVal");
			currZoom=GetCookie("zoomVal");
		}
		else{
			document.all[contentid].style.zoom = '100%'; 
			currZoom = '100%';
		}
		if (((how == "in") && (parseInt(currZoom) >= maxRate)) || ((how == "out") && (parseInt(currZoom) <= minRate)) ) {
			return; 
		}
		if (how == "in") {
			document.all[contentid].style.zoom = parseInt(document.all[contentid].style.zoom)+zoomRate+'%'
		}
		else {
			document.all[contentid].style.zoom = parseInt(document.all[contentid].style.zoom)-zoomRate+'%'
		}
		SetCookie("zoomVal",document.all[contentid].style.zoom);
	}

	//	+, - key event
	document.onkeypress = getKey;
	
	function getKey(keyStroke) {
		isNetscape=(document.layers);
		eventChooser = (isNetscape) ? keyStroke.which : event.keyCode;
		which = String.fromCharCode(eventChooser).toLowerCase();
		which2 = eventChooser;

		var el=event.srcElement;

		if ((el.tagName != "INPUT") && (el.tagName != "TEXTAREA"))		//input,textarea �ȿ����� +.-���� ����ȵǵ���
		{			
			if(which == "+" )
				zoomInOut('zoom', 'in');
			else if(which == "-" )
				zoomInOut('zoom', 'out');
		}
	}
	
	function jsiPrint()
	{
	    var width = 730;
	    var height = 350;
		var x, y;
		var screen_width  = screen.width;
		var screen_height = screen.height;
		x = (screen_width  / 2) - (width  / 2);
		y = (screen_height / 2) - (height / 2);
		var pop = window.open ( "./for_print.jsp","print","width=" + width + ", height=" + height + ", left=" + x + ", top=" + y + ", toolbar=no, status=no, menubar=no, scrollbars=yes, resizable=yes");
		pop.focus();
		return;
	}