var imageFiles_42g_1 = new Array();
imageFiles_42g_1['0'] = new Array ('_images/42g_Patterns.gif', '_images/42g_PatternsMouseover.gif');
imageFiles_42g_1['1'] = new Array ('_images/42g_Species___Grades.gif', '_images/42g_Species___GradesMouseover.gif');
imageFiles_42g_1['2'] = new Array ('_images/42g_Newsletter.gif', '_images/42g_NewsletterMouseover.gif');
imageFiles_42g_1['3'] = new Array ('_images/42g_Contact_Us.gif', '_images/42g_Contact_UsMouseover.gif');

function image_on_42g_1 (position) {
   var doc = eval("document.image42g_1" + position);
   doc.src = imageFiles_42g_1[position][1];
}

function image_off_42g_1 (position) {
   var doc = eval("document.image42g_1" + position);
   doc.src = imageFiles_42g_1[position][0];
}