var DDSPEED = 10;
var DDTIMER = 15;
function ddMenu(id,d){
 var h = document.getElementById('MHead'+id);
 var c = document.getElementById('MCont'+id);
 clearInterval(c.timer);
 if(d == 1){
 clearTimeout(h.timer);
 c.style.display = 'block';
 if(c.maxh && c.maxh <= c.offsetHeight){return}
 else if(!c.maxh){
 c.style.height = 'auto';
 c.maxh = c.offsetHeight;
 c.style.height = '0px';
}
 c.timer = setInterval(function(){ddSlide(c,1)},DDTIMER);
}else{
 h.timer = setTimeout(function(){ddCollapse(c)},50);
}
}
function ddCollapse(c){
 c.timer = setInterval(function(){ddSlide(c,-1)},DDTIMER);
}
function cancelHide(id){
 var h = document.getElementById('MHead'+id);
 var c = document.getElementById('MCont'+id);
 clearTimeout(h.timer);
 clearInterval(c.timer);
 if(c.offsetHeight < c.maxh){
 c.timer = setInterval(function(){ddSlide(c,1)},DDTIMER);
}
}
function ddSlide(c,d){
 var currh = c.offsetHeight;
 var dist;
 if(d == 1){
 dist = (Math.round((c.maxh - currh) / DDSPEED));
}else{
 dist = (Math.round(currh / DDSPEED));
}
 if(dist <= 1 && d == 1){
 dist = 1;
}
 c.style.height = currh + (dist * d) + 'px';
 c.style.opacity = currh / c.maxh;
 c.style.filter = 'alpha(opacity=' + (currh * 100 / c.maxh) + ')';
 if(currh > (c.maxh - 2) && d == 1){
 clearInterval(c.timer);
}else if(dist < 1 && d != 1){
 clearInterval(c.timer);
 c.style.display = 'none';
}
}
function favorites(){
var title='سايت سازمان مجاهدين خلق ايران';
var url="http://www.mojahedin.org";
if(window.sidebar) window.sidebar.addPanel(title,url,"");
else if(window.external)window.external.AddFavorite(url,title);
else if(window.opera && window.print) alert('[CLTR] + D');
else alert('[CMD] + D'); 
}