// JavaScript Document

var value = 0;
imgArray = [
	['images/tv_comm.jpg','TV Commercial', 'tv_comm.php']
];
function LimitNumber(value) {
	if (value < 0) {
		value = imgArray.length - 1; 
	}
	var value = value % imgArray.length;
	return value;
}
function slide(slide_num) {
	document.getElementById('pic_rotate').src=imgArray[slide_num][0];
	document.getElementById('pic_rotate').alt=imgArray[slide_num][1];
	document.getElementById('pic_rotate_link').href=imgArray[slide_num][2];
}
var timedNum = 0;
function TimedImage() {
	timedNum++;
	timedNum = LimitNumber(timedNum);
	slide(timedNum);
}
var timedFunc = '';
function InitTimeInterval() {
	timeFunc = setInterval("TimedImage()",4000);
}
function changetab(div_id) {
	if (div_id=="tab1"){document.getElementById('tab1').src="images/top_tab1b.jpg"}else{document.getElementById('tab1').src="images/top_tab1a.jpg"}
	if (div_id=="tab2"){document.getElementById('tab2').src="images/top_tab2b.jpg"}else{document.getElementById('tab2').src="images/top_tab2a.jpg"}
	if (div_id=="tab3"){document.getElementById('tab3').src="images/top_tab3b.jpg"}else{document.getElementById('tab3').src="images/top_tab3a.jpg"}
	if (div_id=="tab4"){document.getElementById('tab4').src="images/top_tab4b.jpg"}else{document.getElementById('tab4').src="images/top_tab4a.jpg"}
	if (div_id=="tab6"){document.getElementById('tab6').src="images/top_tab6b.jpg"}else{document.getElementById('tab6').src="images/top_tab6a.jpg"}
}