var btnN = new Array (	"index_r5_c5_n.gif",
						"index_r5_c7_n.gif",
						"index_r5_c8_n.gif",
						"index_r5_c9_n.gif",
						"index_r5_c11_n.gif",
						"index_r5_c13_n.gif",
						"index_r7_c5_n.gif",
						"index_r7_c6_n.gif",
						"index_r7_c8_n.gif",
						"index_r7_c10_n.gif",
						"index_r7_c12_n.gif");
var btnO = new Array (	"index_r5_c5_o.gif",
						"index_r5_c7_o.gif",
						"index_r5_c8_o.gif",
						"index_r5_c9_o.gif",
						"index_r5_c11_o.gif",
						"index_r5_c13_o.gif",
						"index_r7_c5_o.gif",
						"index_r7_c6_o.gif",
						"index_r7_c8_o.gif",
						"index_r7_c10_o.gif",
						"index_r7_c12_o.gif");
var btnD = new Array (	"index_r5_c5_d.gif",
						"index_r5_c7_d.gif",
						"index_r5_c8_d.gif",
						"index_r5_c9_d.gif",
						"index_r5_c11_d.gif",
						"index_r5_c13_d.gif",
						"index_r7_c5_d.gif",
						"index_r7_c6_d.gif",
						"index_r7_c8_d.gif",
						"index_r7_c10_d.gif",
						"index_r7_c12_d.gif");

function WindowAdjust()
{
	window.moveTo(0,0);
	window.resizeTo(screen.availWidth,screen.availHeight);
	document.getElementById("trHeight").style.height = screen.availHeight-160;
	var objTD = new Object();
	for (var i=0;i<btnN.length;i++)
	{
		if (document.all)
		{
			objTD = document.all['btn'+i];
		}
		else
		{
			objTD = document.getElementById('btn'+i);
		}
		objTD.style.backgroundImage = "url('images/"+btnN[i]+"')";
	}
	for (var i=0;i<btnO.length;i++)
	{
		eval("var img"+i+" = new Image();")
		eval("img"+i+".src = 'images/'+btnO[i];")
	}
	for (var i=0;i<btnD.length;i++)
	{
		eval("var img"+i+" = new Image();")
		eval("img"+i+".src = 'images/'+btnD[i];")
	}
}

function btnState(obj, state)
{
	var btn = obj.id.substr(3,(obj.id.length-3));
	switch (state.toLowerCase())
	{
		case 'n':
			obj.className = 'btnNormal';
			obj.style.backgroundImage = 'url(images/'+btnN[btn]+')';
			break;
		case 'o':
			obj.className = 'btnOver';
			obj.style.backgroundImage = 'url(images/'+btnO[btn]+')';
			break;
		case 'd':
			obj.className = 'btnDown';
			obj.style.backgroundImage = 'url(images/'+btnD[btn]+')';
			break;
		default : ;
	}
}