var timerlen = 5;
var slideAniLen = 250;

var timerID = new Array();
var startTime = new Array();
var obj = new Array();
var endHeight = new Array();
var moving = new Array();
var dir = new Array();
var currentCountry;
var previousCountry;
var el, x, y;

function slidedown(objname){
        if(moving[objname])
                return;

        if(document.getElementById(objname).style.display != "none") {
            dir[objname] = "up"; // return;
			//alert("UP");
		} else {
        	dir[objname] = "down";
			if(objname != currentCountry) {
				previousCountry = currentCountry;
				currentCountry = objname;
				if(previousCountry != undefined && document.getElementById(previousCountry).style.display != "none") {
					//alert("previousCountry: " + previousCountry);
					slideup(previousCountry);
				}
			}
			
		}
		moving[objname] = true;
        startslide(objname);
}

function slideup(objname){
        if(moving[objname])
                return;

        if(document.getElementById(objname).style.display == "none")
                return; // cannot slide up something that is already hidden

        moving[objname] = true;
        dir[objname] = "up";
        startslide(objname);
}

function startslide(objname){
        obj[objname] = document.getElementById(objname);
        endHeight[objname] = parseInt(obj[objname].style.height);
        startTime[objname] = (new Date()).getTime();
		
			
        if(dir[objname] == "down"){
                obj[objname].style.height = "1px";
				
				//alert("currentCountry = " + currentCountry + " and previousCountry = " + previousCountry);
        }

		/*if(dir[objname] == "down"){
			el = document.getElementById(objname);
			if (window.event) {
				  //alert("window.event");
				x = window.event.clientX + document.documentElement.scrollLeft
				  + document.body.scrollLeft;
				y = window.event.clientY + document.documentElement.scrollTop
				  + document.body.scrollTop;
			} else {
				  //alert("event.clientX");
				x = event.clientX + window.scrollX;
				y = event.clientY + window.scrollY;
			}
			  x -= 2; y -= 2;
			  el.style.left = x + "px";
			  el.style.top  = y + "px";
		}*/
		  
        obj[objname].style.display = "block";

        timerID[objname] = setInterval('slidetick(\'' + objname + '\');',timerlen);
}

function slidetick(objname){
        var elapsed = (new Date()).getTime() - startTime[objname];

        if (elapsed > slideAniLen) {
                endSlide(objname)
		} else {
                var d =Math.round(elapsed / slideAniLen * endHeight[objname]);
                if(dir[objname] == "up") {
					if(objname == previousCountry) {
						obj[objname].style.display = "none";
					} else {
						d = endHeight[objname] - d;
					}
				}
				
                obj[objname].style.height = d + "px";
				//alert("obj[objname].style.height: " + obj[objname].style.height);
        }

        return;
}

function endSlide(objname){
        clearInterval(timerID[objname]);

        if(dir[objname] == "up")
                obj[objname].style.display = "none";

        obj[objname].style.height = endHeight[objname] + "px";

        delete(moving[objname]);
        delete(timerID[objname]);
        delete(startTime[objname]);
        delete(endHeight[objname]);
        delete(obj[objname]);
        delete(dir[objname]);

        return;
}