// JavaScript Document
function opacity(id, opacStart, opacEnd, millisec) {
	//speed for each frame
	var speed = Math.round(millisec / 100);
	var timer = 0;

	//determine the direction for the blending, if start and end are the same nothing happens
	if(opacStart > opacEnd) {
		for(i = opacStart; i >= opacEnd; i--) {
			setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
			timer++;
		}
	} else if(opacStart < opacEnd) {
		for(i = opacStart; i <= opacEnd; i++)
			{
			setTimeout("changeOpac(" + i + ",'" + id + "')",(timer * speed));
			timer++;
		}
	}
}

//change the opacity for different browsers
function changeOpac(opacity, id) {
	var object = document.getElementById(id).style; 
	object.opacity = (opacity / 100);
	object.MozOpacity = (opacity / 100);
	object.KhtmlOpacity = (opacity / 100);
	object.filter = "alpha(opacity=" + opacity + ")";
}

function shiftOpacity(id, millisec) {
	//if an element is invisible, make it visible, else make it ivisible
	if(document.getElementById(id).style.opacity == 100) {
		opacity(id, 100, 0, millisec);
	} else {
		opacity(id, 0, 100, millisec);
	}
}


function divshow(n){
	
	switch(n){
	
	case 1:
	document.getElementById('cover').style.display='block';
	document.getElementById('tv').style.display='block';
	document.getElementById('movie').innerHTML='<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="https://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,19,0" width="930" height="560"><param name="movie" value="demo/helpdesk_interface.swf?local=1&movie=1&closer=1&color=1" /><param name="quality" value="high" /><param name="wmode" value="transparent" /><param name="allowscriptaccess" value="always" /><embed src="demo/helpdesk_interface.swf?local=1&movie=1&closer=1&color=1" width="930" height="560" quality="high" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" wmode="transparent" allowscriptaccess="always"></embed></object>';
	document.getElementById('main').style.display='block';
	document.getElementById('movie').style.display='block';
	document.getElementById('overlay').style.display='block';
	javascript:opacity('cover', 0, 60, 500);
	break;
	

	case 2:
	document.getElementById('cover').style.display='none';
	document.getElementById('tv').style.display='none';
	document.getElementById('main').style.display='none';
	document.getElementById('movie').innerHTML="";
	document.getElementById('movie').style.display='none';
	document.getElementById('overlay').style.display='none';
	javascript:opacity('cover', 60, 0, 300);
	break;
	
	case 3:
	document.getElementById('cover').style.display='block';
	document.getElementById('tv').style.display='block';
	document.getElementById('movie').innerHTML='<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="https://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,19,0" width="930" height="560"><param name="movie" value="demo/helpdesk_interface.swf?local=1&movie=2&closer=1&color=1" /><param name="quality" value="high" /><param name="wmode" value="transparent" /><param name="allowscriptaccess" value="always" /><embed src="demo/helpdesk_interface.swf?local=1&movie=2&closer=1&color=1" width="930" height="560" quality="high" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" wmode="transparent" allowscriptaccess="always"></embed></object>';
	document.getElementById('main').style.display='block';
	document.getElementById('movie').style.display='block';
	document.getElementById('overlay').style.display='block';
	javascript:opacity('cover', 0, 60, 500);
	break;

	
	}
	
	

}