function openoslo()
{
  winpops = window.open("sundataoslo.html", "Oslo", "left = 0, resizable = yes, scrollbars = yes, top = 0, width=550, height=400");
}
		
function openbremen()
{
  winpops = window.open("sundatabremen.html", "Bremen", "left = 250, resizable = yes, scrollbars = yes, top = 240, width=550, height=400");
}
		
var	month = new Array("Januar","Februar","März","April","Mai","Juni","Juli","August","September","Oktober","November","Dezember");
		
function chgMonthOslo()
{
  var optText = "";
  var counter = 1;

  for (var i=0; i < document.forms[0].xxm.length; i++) 
  {
  	if (document.forms[0].xxm[i].selected) 
	  {
      document.forms[0].elements[2].value = i+1;
		}
	}
}
		
		
function chgMonthBremen()
{
  var optText = "";
  var counter = 1;

  for (var i=0; i < document.forms[1].xxm.length; i++) 
  {
    if (document.forms[1].xxm[i].selected) 
	  {
    	document.forms[1].elements[2].value = i+1;
		}
	}
}
		
		
function create_date_fields_oslo() 
{
	var today = new Date();
		
	document.write("<table summary=\"Tabelle mit Datumsauswahlfeldern f&uuml;r die Sonnenauf- und -untergangszeiten in Oslo\" border=\"0\"><tr>")
	document.write("<th class=\"sundata\">Tag:</th>");
	document.write("<td class=\"sundata\"><input type=\"text\" name=\"xxd\" size=\"2\" maxlength=\"2\"");
	document.write(" value=\"" + today.getDate() + "\" />");
	document.write("</td></tr>");
	document.write("<tr>")
	document.write("<th class=\"sundata\">Monat:</th>");
	document.write("<td class=\"sundata\"><select onchange=\"chgMonthOslo()\" name=\"xxm\">");
	for( var k=0; k < 12; ++k ) 
	{
		if( k == today.getMonth() )
		{
			document.write("<option selected value=\"" + (k+1) + "\">" + month[k] + "</option>");
		  monat = k + 1;
		}	
		else
			document.write("<option value=\"" + (k+1) + "\">" + month[k] + "</option>");
	}
	
	document.write("</select></td>");
	document.write("<td><input type=\"hidden\" size=\"10\" name=\"dummymonat\" value=\"" + monat + "\" /></td></tr>");
	document.write("<tr>");
	document.write("<th class=\"sundata\">Jahr:</th>");
	document.write("<td class=\"sundata\"><input type=\"text\" name=\"xxy\" size=\"5\" maxlength=\"4\"");
	var year = today.getYear();
	if( year < 2000 ) year += 1900;
	if( year < 2000 ) year += 100;  //Netscape 3 and IE 4.7 return 0 instead of 100 for 2000
	document.write("value=\"" + year + "\" />");
	document.write("</td></tr></table>");	
}
		
function create_date_fields_bremen() 
{
	var today = new Date();
		
	document.write("<table summary=\"Tabelle mit Datumsauswahlfeldern f&uuml;r die Sonnenauf- und -untergangszeiten in Bremen\" border=\"0\"><tr>")
	document.write("<th class=\"sundata\">Tag:</th>");
	document.write("<td class=\"sundata\"><input type=\"text\" name=\"xxd\" size=\"2\" maxlength=\"2\"");
	document.write(" value=\"" + today.getDate() + "\" />");
	document.write("</td></tr>");
	document.write("<tr>")
	document.write("<th class=\"sundata\">Monat:</th>");
	document.write("<td class=\"sundata\"><select onchange=\"chgMonthBremen()\" name=\"xxm\">");
	for( var k=0; k < 12; ++k ) 
	{
		if( k == today.getMonth() )
		{
			document.write("<option selected value=\"" + (k+1) + "\">" + month[k] + "</option>");
		  monat = k + 1;
		}	
		else
			document.write("<option value=\"" + (k+1) + "\">" + month[k] + "</option>");
	}
	document.write("</select></td>");
	document.write("<td><input type=\"hidden\" size=\"10\" name=\"dummymonat\" value=\"" + monat + "\" /></td></tr>");
	document.write("<tr>");
	document.write("<th class=\"sundata\">Jahr:</th>");
	document.write("<td class=\"sundata\"><input type=\"text\" name=\"xxy\" size=\"5\" maxlength=\"4\"");
	var year = today.getYear();
	if( year < 2000 ) year += 1900;
	if( year < 2000 ) year += 100;  //Netscape 3 and IE 4.7 return 0 instead of 100 for 2000
	document.write("value=\"" + year + "\" />");
	document.write("</td></tr></table>");	
}