var slidemenu_width = '270px'; // ½½¶óÀ̵åÆÇ width
var slidemenu_reveal= '20px'; // Á¢¾úÀ» ¶§ º¸¿©Áú Å©±â

var ie4 = document.all;
var ns6 = document.getElementById && !document.all ? 1:0;


function slidestart()
{
	rightboundary = 0;
	leftboundary = (parseInt(slidemenu_width) - parseInt(slidemenu_reveal)) * -1;

	//themenu = (ns6) ? document.getElementById("slidemenubar").style : document.all.slidemenubar.style;
	themenu = document.getElementById("leftpanel").style;
}

function pull()
{//Æîħ1
	if(window.drawit) clearInterval(drawit);
	pullit = setInterval("pullengine()",10);
}

function draw()
{//Á¢À½0
	if(window.pullit) clearInterval(pullit);
	drawit = setInterval("drawengine()",10);
}

function pullengine()
{//Æîħ1
	if((ie4 || ns6) && parseInt(themenu.left) < rightboundary)
		themenu.left = parseInt(themenu.left) + 10 + "px";
	else if(window.pullit)
	{
		themenu.left = 0;
		clearInterval(pullit);
	}
}

function drawengine()
{//Á¢À½0
	if ((ie4 || ns6) && parseInt(themenu.left) > leftboundary)
		themenu.left = parseInt(themenu.left) - 10 + "px";
	else if(window.drawit)
	{
		themenu.left = leftboundary;
		clearInterval(drawit);
	}
}

function menuclick()
{
	if(!themenu.left) themenu.left = 0;
	if(parseInt(themenu.left) > leftboundary)
	{//ÆìÁø»óÅÂ
		draw();
	}
	else
	{// Á¢Èù»óÅÂ
		pull();
	}

}