var maxW,maxH,fromX,fromY,toX,toY,adjX,adjY,zBox,zStep=0,zLink,zNew;

function zoomBox(evt,zlink,maxw,maxh,tox,toy)
{
        if (arguments.length > 2)
        {
                zNew=1;
        }
        scrollH = (window.pageYOffset!=null)?window.pageYOffset:document.body.scrollTop;
        maxW = maxw?maxw:window.innerWidth?innerWidth:document.body.clientWidth;
        maxH = maxh?maxh:window.innerHeight?innerHeight:document.body.clientHeight;
        toX = tox?tox:0;
        toY = (toy?toy:0)+scrollH;
        fromX = evt.pageX?evt.pageX:evt.clientX;
        fromY = (evt.pageY?evt.pageY:evt.clientY)+(document.all?scrollH:0);
        adjX = toX+evt.screenX-fromX;
        adjY = toY+evt.screenY-fromY;

        if (document.createElement && document.body.appendChild && !zBox)
        {
                zBox=document.createElement("div");
                zBox.style.position = "absolute";
                document.body.appendChild(zBox);
        }
        else if (document.all && !zBox) 
        {
                document.all[document.all.length-1].outerHTML+='<div id="zBoxDiv" style="position:absolute"></div>';
                zBox=document.all.zBoxDiv;
        }
        else if (document.layers && !zBox)
        {
                zBox = new Layer(maxW);
                zBox.style=zBox;
        }

        zLink = zlink;
        doZoom();
}

function doZoom() {
        zStep+=1;
        zPct=(10-zStep)/10
        if (document.layers)
        {
                zBox.moveTo(toX+zPct*(fromX-toX),toY+zPct*(fromY-toY));
                zBox.document.open();
                zBox.document.write("<table width='"+maxW*(1-zPct)+"' height="+maxH*(1-zPct)+" border=2 cellspacing=0><tr><td></td></tr></table>");
                zBox.document.close();
        }
        else
        {
                zBox.style.border = "2px solid #999999"; // Å׵θ® ±½±âpx solid Å׵θ® »ö 
                zBox.style.left = toX+zPct*(fromX-toX);
                zBox.style.top = toY+zPct*(fromY-toY);
                zBox.style.width = maxW*(1-zPct);
                zBox.style.height = maxH*(1-zPct);
        }

        zBox.style.visibility = "visible";

        if (zStep < 10)
        {
                setTimeout("doZoom("+fromX+","+fromY+","+toX+","+toY+")",30);
        }
        else
        {
                zBox.style.visibility='hidden';
                zStep=0;
                if (zLink && !zNew)
                {
                        location.href=zLink.href;
                }
                else if (zLink && zNew)
                { // À©µµ À̸§ Áֽøé 1°³¹Û¿¡ »ç¿ëÇÏÁú ¸øÇÕ´Ï´Ù.
                        var w=window.open(zLink.href,'','width='+maxW+',height='+maxH+',left='+adjX+',top='+adjY+',scrollbars=no');
                        zNew=null;
                }
        }
}


/*
 * dz¼±µµ¿ò¸»¶ç¿ì±â
 */

Xoffset = -60;    
Yoffset = 20;    

var old, skn, iex = ( document.all), yyy = -1000;
var ns4 = document.layers;
var ns6 = document.getElementById && ! document.all;
var ie4 = document.all;


if( ns4)
{
	skn = document.dek;
}
else if( ns6)
{
	skn = document.getElementById( "dek").style;
}
else if( ie4)
{
	skn = document.all.dek.style;
}
if( ns4)
{
	document.captureEvents( Event.MOUSEMOVE);
}
else
{
	skn.visibility = "visible";
	skn.display    = "none";
}
document.onmousemove = get_mouse;


function popup_open( msg, bak)
{
	var content=
		"<table  width=180 border=1 " +
			" bordercolor=C1C1C1 cellpadding=2 cellspacing=0 "+
			" bgcolor=" + bak + ">" +
		"<tr>" +
			"<td align=left>" +
				"<font color=000000>" + msg + "</font>" +
			"</td>" +
		"</tr>" +
		"</table>";

	yyy = Yoffset;
	if( ns4)
	{ 
		skn.document.write( content); 
		skn.document.close(); 
		skn.visibility = "visible";
	}
	if( ns6) 
	{
		document.getElementById( "dek").innerHTML = content;
		skn.display = '';
	}
	if( ie4)
	{
		document.all( "dek").innerHTML = content;
		skn.display = '';
	}
}

function get_mouse( e)
{
	var x = ( ns4 || ns6) ? e.pageX : event.x + document.body.scrollLeft;
	skn.left = x + Xoffset;
	var y = ( ns4 || ns6) ? e.pageY : event.y + document.body.scrollTop;
	skn.top = y + yyy;
}

function popup_kill()
{
	yyy = -1000;
	if( ns4)
	{
		skn.visibility = "hidden";
	}
	else if( ns6 || ie4)
	{
		skn.display="none"
	}
}