// gibt den aktuellen Tag an
function addTags(tag)
{
	var die_tags = document.getElementsByTagName(tag);
         if(tag=="select")
         {
		var size_length = die_tags.length-2;
         }
         else
         {
          	var size_length = die_tags.length-1;
         }
         die_tags[size_length].name=" ";
         die_tags[size_length].className="usbar";
                 document.write(die_tags[size_length].getAttribute("name"));
}


function getDaymonth(selectbez,grenzwert) {

         var datum = new Date();
         var andat = new Date(1970,01,01,00,00,00,((datum.getTime()+85400000)-(30*86400000)));

         if(selectbez.indexOf("2")==-1)
         {
		switch(grenzwert) {
         		case 31:{
			getwert=andat.getDate();
			break;
         		}
        			case 12:{
        	 		getwert=andat.getMonth()+1;
         		break;
         		}
         	}
         }
         else
         {
         	var abdat = new Date(1970,01,01,00,00,00,((datum.getTime()+1209600000)-(30*86400000)));

         	switch(grenzwert) {
         		case 31:{
			getwert=abdat.getDate();
			break;
         		}
        			case 12:{
        	 		getwert=abdat.getMonth()+1;
         		break;
         		}
                 }
                         //document.write(abdat.getDate()+"."+abdat.getMonth());
         }

	document.write("<select name="+selectbez+">");
	for (wert=1;wert<=grenzwert;wert++)
 	{

                 if(wert == getwert)
                 {
                  document.write("<option value=\""+wert+"\" selected>"+wert+"</option>");
                 }
                 else
                 {
                  document.write("<option value=\""+wert+"\">"+wert+"</option>");
                 }

 	}
         	document.write("</select>");
}


function getYear(selectbez)
{
   var datum = new Date();
   if(selectbez.indexOf("2")==-1)
   {
         var andat = new Date(1970,01,01,00,00,00,((datum.getTime()+86400000)-(30*86400000)));
         year = andat.getFullYear();
   }
   else
   {     var abdat = new Date(1970,01,01,00,00,00,((datum.getTime()+1209600000)-(30*86400000)));
         year = abdat.getFullYear();

   }
   document.write("<select name="+selectbez+">");
	for (i=0;i<=3;i++)
 	{

                 if(i == 0)
                 {
                  document.write("<option value=\""+year+"\" selected=\"selected\">"+year+"</option>");
                 }
                 else
                 {
                  document.write("<option value=\""+(year+i)+"\">"+(year+i)+"</option>");
                 }

 	}
         	document.write("</select>");


}