var browser = "";
var nofloat;
if (navigator.appName.indexOf("Opera") != -1)
{
 browser = "opera";
}
else if (navigator.appName.indexOf("Explorer") != -1)
{
 browser = "ie";
}
else if (navigator.appName.indexOf("Netscape") != -1)
{
 browser = "netscape";
}
else
{
 browser = "anderer";
}
function fehler() {
 alert("Ein Fehler ist aufgetreten.");
 return true;
}
function transparentpic(pic, styles, cssclass) {
 if(!styles)styles="width: 32px; height: 32px;";
 if(!nofloat)stylesdiv="float: left;";
 if(cssclass!="")cssclass=" " + cssclass;
 var filename = "http://www.heimat-und-sachkunde.de/viomatrix/imgs/" + pic;
 document.write("<div style=\"");
 if(browser == "ie"){document.write("filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + filename + "', sizingMethod='scale');");}
 document.write(stylesdiv + " " + styles + "\"><img src" );
 document.write("=\"" + filename + "\" class=\"iepic" + cssclass + "\" style=\"" + styles + "\" alt=\"\"><\/div>");
}