function InitSwap( ImageNumber, OffPicture, OnPicture)
{
	this.ImageNumber	= ImageNumber;
	this.OffPicture     = new Image();
	this.OffPicture.src = OffPicture;
	this.OnPicture      = new Image();
	this.OnPicture.src  = OnPicture;
	this.Swap           = SwapImage;
} /* end of InitSwap */

function SwapImage( bFlag)
{
	if( document.images[this.ImageNumber] != null)
	{
		if( bFlag)
		{
			if( window.document.images[this.ImageNumber].src != this.OnPicture.src)
				window.document.images[this.ImageNumber].src = this.OnPicture.src;
		}
		else
		{
			if( window.document.images[this.ImageNumber].src != this.OffPicture.src)
				window.document.images[this.ImageNumber].src = this.OffPicture.src;
		}
	}
} /* end of SwapImage */

function open_big( Name)
{
	nWidth  = 320;
	nHeight = 512;
	var newWin=window.open( Name+".php","","status=no,width="+nWidth+",height="+nHeight+",toolbar=no,directories=no,menubar=no,scrollbars=yes");
} /* end of open_big */