#imgBarContainer {
      position: relative;
      Height: 150px; 
     }
#imgBarLeftpane {
     background: #ffffff;
     position: absolute;
     left: 0px;
     width: 375px;
     height: 150px;
     }
#imgBarRightpane {
     background: #ffffff;
     position: absolute;
     left: 375px;
     width: 375px;
     height: 150px;
     }
absolute;
     text-