#header{display:none;height:70px}#header,.header{width:100%}.header .left{background-image:url(../../images/core/header-left.png);margin-left:0}.header .left,.header .right{background-repeat:repeat-x;position:absolute;top:0;width:50%}.header .right{background-image:url(../../images/core/header-right.png);margin-left:50%}.header .middle{background-image:url(../../images/core/header-middle.png);background-repeat:repeat-x;margin:0 25% 0 0;position:relative;width:1000px}.menuheight{height:70px}