// scroll



var speed = 1;

function moveDown(objName, height)

{

	var crossobj = document.getElementById(objName);

	var top = ( parseInt(crossobj.style.top) || 0 );

	if (window.moveupvar)

	{

		clearTimeout(moveupvar);

	}

	if (parseInt(top) >= ((crossobj.offsetHeight - height) * (-1)))

	{

		crossobj.style.top = top - speed + "px";

		crossobj.top -= speed;

		movedownvar = setTimeout("moveDown('" + objName + "', " + height + ")", 20)

	}

}

function moveUp(objName)

{

	var crossobj = document.getElementById(objName);

	var top = ( parseInt(crossobj.style.top) || 0 );

	if (window.movedownvar)

	{

		clearTimeout(movedownvar);

	}

	if (top <= 0)

	{

		crossobj.style.top = top + speed + "px"

		crossobj.top += speed

		moveupvar = setTimeout("moveUp('" + objName + "')", 20)

	}

}

function stopScroll()

{

	if (window.moveupvar)

	{

		clearTimeout(moveupvar);

	}

	if (window.movedownvar)

	{

		clearTimeout(movedownvar);

	}

}





// rndm img	



Array.prototype.deleteKeyByKey = function(key)

	{

		var newThis = new Array();

	

		if (typeof(key) == "number")

		{

			var j = 0;

			for (var i = 0; i < this.length; i++)

			{

				if (i != key)

				{

					newThis[j++] = this[i];

				}

			}

		}

		else

		{

			for (i in this)

			{

				if (i != key)

				{

					newThis[i] = this[i];

				}

			}

		}

		return newThis;

	}



	var delay = 2;

	var numberOfImagesToChange = 1;



	var images = new Array();

	images[0] = new Array();

	images[0].image = "img/history_pic1.gif";

	//images[0].url = "";

	//images[0].alt = "";

	

	images[1] = new Array();

	images[1].image = "img/history_pic2.gif";

	//images[1].url = "";

	//images[1].alt = "";

	

	var imageObjs = new Array();

	for (var i = 0; i < images.length; i++)

	{

		imageObjs[i] = new Image();

		imageObjs[i].src = images[i].image;

	}

	function changeImages()

	{

		var myImages = images;

		var myImagesRemoved = new Array();

		for (var i = 0; i < numberOfImagesToChange; i++)

		{

			var randNum = Math.floor(Math.random() * myImages.length);

			image = myImages[randNum].image;

			url = myImages[randNum].url;

			alt = myImages[randNum].alt;

			

			//document.getElementById("link" + i).href = url;

			document.getElementById("image" + i).src = image;

			//document.getElementById("image" + i).alt = alt;



			myImages = myImages.deleteKeyByKey(randNum);

		}

		setTimeout("changeImages();", 1000 * delay);

	}

	

// popup



var newWindow = null;



function closeWin(){

	if (newWindow != null){

		if(!newWindow.closed)

			newWindow.close();

	}

}



function popUpWin(url, type, strWidth, strHeight){

	

	closeWin();

	

	if (type == "fullScreen"){

		strWidth = screen.availWidth - 10;

		strHeight = screen.availHeight - 160;

	}

	

	var tools="";

	if (type == "standard" || type == "fullScreen") tools = "resizable,toolbar=no,location=no,scrollbars=no,menubar=no,width="+strWidth+",height="+strHeight+",top=0,left=0";

	if (type == "console") tools = "resizable,toolbar=no,location=no,scrollbars=yes,width="+strWidth+",height="+strHeight+",left=0,top=0";

	newWindow = window.open(url, 'newWin', tools);

	newWindow.focus();

}

	

// dreamweaver preload

function JF_preloadImages() { //v3.0

var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();

var i,j=d.MM_p.length,a=JF_preloadImages.arguments; for(i=0; i<a.length; i++)

if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}

}