var imageFiles_1q_19 = new Array();
imageFiles_1q_19['0'] = new Array ('_images/1q_ABOUT_US.gif', '_images/1q_ABOUT_USMouseover.gif');

function image_on_1q_19 (position) {
   var doc = eval("document.image1q_19" + position);
   doc.src = imageFiles_1q_19[position][1];
}

function image_off_1q_19 (position) {
   var doc = eval("document.image1q_19" + position);
   doc.src = imageFiles_1q_19[position][0];
}