function bottom_resize()
	{
		var left_width = document.getElementById('left_width').offsetWidth;
		var rigth_width = document.getElementById('rigth_width').offsetWidth;
		var center_width = document.getElementById('center_width').offsetWidth;
		var dysp_width = document.documentElement.clientWidth;
		
		if (dysp_width<970)
		{
			center_width = 970;
			left_width = 0;
			rigth_width = 0;
		}
		if ((dysp_width > 970)&&(dysp_width < (970+220)))
		{
			left_width = Math.floor((dysp_width-970)/2); rigth_width = left_width;
			center_width = dysp_width - (rigth_width + left_width);
		}
		if (center_width > 1455)
		{
			left_width = Math.floor((dysp_width-1455)/2); rigth_width = left_width;
			center_width = dysp_width - (rigth_width + left_width);
		}
		if ((center_width < 1455)&&(dysp_width > (970+220)))
		{
			center_width = (dysp_width - 220);
			left_width = 110;
			rigth_width = 110;			
		}
		document.getElementById('left_width').style.width = left_width;
		document.getElementById('rigth_width').style.width = rigth_width;
		document.getElementById('bottom_width').style.width = center_width;
		document.getElementById('center_jpg').style.width = center_width;
		document.getElementById('content_jpg').style.width = center_width - 300;
	}