var c = 0;
var t;

function timeInc(){
	c = c + 1;	
	elem = document.getElementById("PopUpDiv");
	
	if (c == 1){elem.style.filter = 'alpha(opacity=5)';}
	else if(c == 2){elem.style.filter = 'alpha(opacity=15)';}
	else if (c == 3){elem.style.filter = 'alpha(opacity=25)';}
	else if (c == 4){elem.style.filter = 'alpha(opacity=35)';}
	else if (c == 5){elem.style.filter = 'alpha(opacity=45)';}
	else if (c == 6){elem.style.filter = 'alpha(opacity=55)';}
	else if (c == 7){elem.style.filter = 'alpha(opacity=65)';}
	else if (c == 8){elem.style.filter = 'alpha(opacity=75)';}
	else if (c == 9){elem.style.filter = 'alpha(opacity=85)';}
	else {clearTimeout(t);}
	
	t = setTimeout("timeInc()",50);
}

function timeDec(){
	c = c + 1;
	elem = document.getElementById("PopUpDiv");
	
	if (c == 1){elem.style.filter = 'alpha(opacity=85)';}
	else if(c == 2){elem.style.filter = 'alpha(opacity=75)';}
	else if (c == 3){elem.style.filter = 'alpha(opacity=65)';}
	else if (c == 4){elem.style.filter = 'alpha(opacity=55)';}
	else if (c == 5){elem.style.filter = 'alpha(opacity=45)';}
	else if (c == 6){elem.style.filter = 'alpha(opacity=35)';}
	else if (c == 7){elem.style.filter = 'alpha(opacity=25)';}
	else if (c == 8){elem.style.filter = 'alpha(opacity=15)';}
	else if (c == 9){elem.style.filter = 'alpha(opacity=5)';}
	else {
		clearTimeout(t);
		elem.style.visibility = 'hidden';
	}
	
	t = setTimeout("timeDec()",50);	
}

function PopUp(){
	window.open('survey.aspx','Survey','width=800, height=600, scrollbars=1');
}
	
function display(){
	elem = document.getElementById("PopUpDiv");
	elem.style.visibility = 'visible';
	
	timeInc();
	c = 0;
}

function hide(){
	elem = document.getElementById("PopUpDiv");
	
	c = 0;
	timeDec();
}
	
function timedPopup(){
	t = setTimeout("display()",3000);
}
	
function startDrag(e){
	if(!e){
		var e = window.event
	};
		
	var targ = e.target?e.target:e.srcElement;
	if(targ.className != 'Draggable'){
		return
	};
	
	offsetX = e.clientX;
	offsetY = e.clientY;
	
	if(!targ.style.left){
		targ.style.left = '0px'
	};
	if(!targ.style.top){
		targ.style.top = '0px'
	};
	
	coordX = parseInt(targ.style.left);
	coordY = parseInt(targ.style.top);
	drag = true;
	
	document.onmousemove = dragDiv;
}

function dragDiv(e){
	if(!drag){
		return
	};
		
	if(!e){
		var e = window.event
	};
	
	var targ = e.target?e.target:e.srcElement;
		targ.style.left = coordX + e.clientX - offsetX + 'px';
	targ.style.top = coordY + e.clientY - offsetY + 'px';
	return false;
}

function stopDrag(e){
	drag = false;
}

function timedClose(){
	t = setTimeout("closeWindow()",2000);
}
	
function closeWindow(){
	self.close();
}

//document.onunload = timedPopup();

window.onload = function(){
	document.onmousedown = startDrag;
	document.onmouseup = stopDrag;
}