var Video=new z_video();

function z_video() {
	this.load = function(num,all) {
		is = new BrowserCheck();
		Video.not_active(num,all);
		Video.active(num);
	}
	this.stop = function(obj_vid_num) {
		if(is.IE){
			document.getElementById(obj_vid_num).controls.stop();
		}
	} 
	this.play = function(obj_vid_num) {
		if(is.IE){
			document.getElementById(obj_vid_num).controls.play();
		}
	} 
	this.not_active = function(num,all) {
		for(i=0 ; i<=all; i++) {
			if(i!=num){
				video_num='vid_' + i;
				video_object='obj_vid_' +i;
				Video.stop(video_object);
				document.getElementById(video_num).style.display='none';
			}
		}
	} 
	this.active = function(num) {
		video_num='vid_' + num;
		video_object='obj_vid_' + num;
		document.getElementById(video_num).style.display='block'
		Video.play(video_object);
	}
}