var imageFiles_a_7 = new Array();
imageFiles_a_7['0'] = new Array ('_images/a_Home___.gif', '_images/a_Home___Mouseover.gif');
imageFiles_a_7['1'] = new Array ('_images/a_About_Us.gif', '_images/a_About_UsMouseover.gif');
imageFiles_a_7['2'] = new Array ('_images/a_Philosophy.gif', '_images/a_PhilosophyMouseover.gif');
imageFiles_a_7['3'] = new Array ('_images/a_Portfolio.gif', '_images/a_PortfolioMouseover.gif');
imageFiles_a_7['4'] = new Array ('_images/a_Contact_Us.gif', '_images/a_Contact_UsMouseover.gif');
imageFiles_a_7['5'] = new Array ('_images/a_Testimonials.gif', '_images/a_TestimonialsMouseover.gif');

function image_on_a_7 (position) {
   var doc = eval("document.imagea_7" + position);
   doc.src = imageFiles_a_7[position][1];
}

function image_off_a_7 (position) {
   var doc = eval("document.imagea_7" + position);
   doc.src = imageFiles_a_7[position][0];
}