function light_tm_item(obj){
	obj.parentNode.getElementsByTagName('img')[0].src = '/image/t_menu_but1.gif';	
	
	var td_width = obj.parentNode.offsetWidth;
	var left = parseInt((td_width - 100)/2) - 25;
	var light = obj.parentNode.getElementsByTagName('span');
	
	for (var i=0; i < light.length; i++){
		if (light[i].className == 'png'){
			light[i].style.margin = '0px 0px 0px '+left+'px';	
			light[i].style.display = '';
		}		
	}	
}

function unlight_tm_item(obj){
	obj.parentNode.getElementsByTagName('img')[0].src = '/image/t_menu_but.gif';	
	
	var light = obj.parentNode.getElementsByTagName('span');
	
	for (var i=0; i < light.length; i++){
		if (light[i].className == 'png'){
			light[i].style.display = 'none';
		}		
	}	
	
}

function iePNGFix(dImg)
{
	dImg.runtimeStyle.behavior='none';
	
	var src = dImg.src ;
	if(src.substr( src.length-4 , 4).toLowerCase() != '.png'){return;}
	if(!dImg.complete){setTimeout( function(){ iePNGFix(dImg);} ,100 );}
	else
	{
		var dParentNode = dImg.parentNode;
		var oParentNodeStyle = dParentNode.runtimeStyle ;
		var oImgStyle =  dImg.currentStyle;
		var sDisplay = dParentNode.currentStyle.display.toLowerCase();
		dParentNode.title = ( dImg.title || dImg.alt );
		oParentNodeStyle.width = dImg.width + 'px';
		oParentNodeStyle.height = dImg.height + 'px';
		oParentNodeStyle.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + dImg.src + "',sizingMethod='scale')";
		oParentNodeStyle.border = [ oImgStyle.borderStyle , oImgStyle.borderWidth , oImgStyle.borderColor ].join(' '); 
		if(! dParentNode.currentStyle.hasLayout){oParentNodeStyle.display = 'inline-block' ;};
	};
};