// JavaScript Document
function StringBuffer(){
	this.value = new Array();
}

StringBuffer.prototype.toString = function(){
	return this.value.join("");
}

StringBuffer.prototype.append = function(string){
	return this.value.push(string);
}

StringBuffer.prototype.delLast = function(){
	if (this.value.length){
		delete this.value[this.value.length-1]
	}
}

StringBuffer.prototype.getLength = function(){
	return this.value.length; //Returns string length
}

StringBuffer.prototype.clean = function(){
	this.value.length = 0;
}



function change_vidoe(vid_url, v_txt,tmb_num,page_name){

	var vidoe_object  = new StringBuffer();
	vidoe_object .append('<object classid="clsid:6BF52A52-394A-11D3-B153-00C04F79FAA6" codebase="http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#Version=5,1,52,701" width="450" height="338">');
	vidoe_object .append('<param name="width" value="450" />');
	vidoe_object .append('<param name="height" value="338" />');
	
	vidoe_object .append('<param name="src" value="'+vid_url+'" />');
	vidoe_object .append('<param name="url" value="'+vid_url+'" />');
	vidoe_object .append('<embed type="application/x-mplayer2" src="'+vid_url+'" width="450" height="338"></embed>');
	vidoe_object .append('</object>');

	document.getElementById('main_vidoe_object').innerHTML = vidoe_object;
	
	document.getElementById('vidoe_txt').innerHTML = v_txt;

	var img1 = document.getElementById("v_tmb_1");	
	var img2 = document.getElementById("v_tmb_2");
	var img3 = document.getElementById("v_tmb_3");

	if (img1!=null){
		document.getElementById('v_tmb_1').src = "image/v_"+page_name+"_1.gif";
	}

	if (img2!=null){
		document.getElementById('v_tmb_2').src = "image/v_"+page_name+"_2.gif";
	}


	if (img3!=null){
		document.getElementById('v_tmb_3').src = "image/v_"+page_name+"_3.gif";
	}

	document.getElementById('v_tmb_' + tmb_num).src="image/v_"+page_name+"_"+tmb_num+"_on.jpg";
}