/*--- globale Variablen ---*/
var nBrowserVersion = 0;

function checkbrowser()
				{
				if(navigator.userAgent.indexOf("Mozilla/5.") != -1)
					nBrowserVersion = 5;
				if(navigator.userAgent.indexOf("Mozilla/4.") != -1)
					nBrowserVersion = 4;
				else if(navigator.userAgent.indexOf("Mozilla/3.") != -1)
					nBrowserVersion = 3;
				else if(navigator.userAgent.indexOf("Mozilla/2.0 (compatible; MSIE 3.") != -1)
					nBrowserVersion = 3;
				else if(navigator.userAgent.indexOf("Mozilla/2.") != -1)
					nBrowserVersion = 2;
				else if(navigator.userAgent.indexOf("MSIE") != -1)
					nBrowserVersion = 1;
				else
					nBrowserVersion = 0;
				}

function image(urlImage, nWidth, nHeight)
				{
				checkbrowser();
				if((nBrowserVersion >= 4) && (navigator.userAgent.indexOf("MSIE") != -1))
					{
					nWidth += 19;
					nHeight += 29;
					}
				else if(nBrowserVersion >= 4)
					{
					nWidth += 15;
					nHeight += 15;
					}
				else if((nBrowserVersion == 3) && (navigator.userAgent.indexOf("MSIE") != -1))
					{
					nWidth += 25;
					nHeight += 2;
					}
				else if(nBrowserVersion == 3)
					{
					nWidth += 20;
					nHeight += 27;
					}

				if(nBrowserVersion >= 3)
					{
					var nLeft = 40;
					var nTop = 200;
					var winImage = window.open(urlImage, "image", "toolbar=0,location=0,directories=0,status=0,menuebar=0,scrollbars=no,resizable=1,alwaysRaised=1,width=" + nWidth + ",height=" + nHeight + ",left=" + nLeft + ",top=" + nTop + ",screenX=" + nLeft + ",screenY=" + nTop);
					}

				if((nBrowserVersion >= 3) && (navigator.userAgent.indexOf("MSIE") == -1))
					{
					winImage.focus();
					}
				}