function openWindow(modus,seite){
        var url = "kongress/kongress_"+seite+".htm";
        if (modus == 1){
                url = "op/detail_"+seite+".html";
        }
        var stuff = "scrollbars=yes,"
                              + "toolbar=no,"
                                + "menubar=yes,"
                              + "height=520,"
                              + "width=815,"
                              + "resizable=yes,"
                              + "status=no";
        window.open(url,"Detail",stuff);
}

var date = new Array();
var header = new Array();
var time = new Array();
var hash = new Array();
function initVeranstaltungen ()
{


	date[0] 		= "26.03.2011";
	header[0] 	= "Seminar Hüftendoprothese HELICA-zementfrei und AGILEGRO-zementfrei // abgesagt";
	time[0] 	= "09:00";
	hash[0]	= convertDateToInt(date[0],time[0]);
  
	date[1] 		= "26.02.2011";
	header[1] 	= "<b>NEU!</b> Seminar Hüftendoprothese – AgiLegro – die zementfreie Hüftkopfkronenprothese für den Hund <b>- nur noch wenige Plätze frei </b>";
	time[1] 	= "10:00";
	hash[1]	= convertDateToInt(date[1],time[1]);
  
	  
	date[4] 		= "16.04.2011";
	header[4] 	= "Seminar Knieendoprothese GENUSYS-zementfrei // abgesagt ";
	time[4] 	= "09:00";
	hash[4]	= convertDateToInt(date[4],time[4]);
  	
		 	
	date[10] 		= "";
	header[10] 	= "";
	time[10] 	= "";
	hash[10]	= convertDateToInt(date[10],time[10]);
  

}

function setDateVeranstaltungen (position)
{
        initVeranstaltungen();
        var dateToWrite = getArray(position);
        if (dateToWrite == -1) return;
        if (date[dateToWrite]){
                document.write(date[dateToWrite]);
        }
        else
        {
                document.write(" ");
        }
}

function getHeaderVeranstaltungen (position)
{
        initVeranstaltungen();
        var dateToWrite = getArray(position);
        if (dateToWrite == -1) return " ";
        if (header[dateToWrite])
        {
                return header[dateToWrite];
        }
        else
        {
                return " ";
        }
}

function setHeaderVeranstaltungen (position)
{
        document.write(getHeaderVeranstaltungen(position));
}

function convertDateToInt(myDate,myTime){
        if (myDate != null){
                var newDate = myDate.split(".");
                var newTime = myTime.split(":");
                myDate = "";
                return myDate.concat(newDate[2],newDate[1],newDate[0],newTime[0],newTime[1]);
        }
           return 1000;
}

function getArray(position)
{
        position = position-1;
        var dateToWrite=0;
        var sysDate = getSystemDate();
        var count = 0;
        var fields = new Array();
        for (var j = 0; j < hash.length; j++)
        {
        if (sysDate <= hash[j])
                {
                        fields[j] = hash[j];
                }
        }
        fields = fields.sort(Numsort);

        for (var i = 0; i < hash.length; i++){
                if (fields[position] == hash[i]){
                        return i;
                }
        }
        return -1;
}

function Numsort (a, b) {
  if (isNaN(a) || isNaN(b)) return -1;
  return a - b;
}


function getSystemDate ()
{
        var year;
        var month;
        var day;
        systemDate = new Date();
        year = systemDate.getFullYear();

        month = new String((systemDate.getMonth()+1));

        if (month.length == 1)
        {
                month = "0"+month;
        }

        day = new String((systemDate.getDate()));
        if (day.length == 1)
        {
                day = "0"+day;
        }
        return year+""+month+""+day;
}

function writeAllVeranstaltungen(){
        initVeranstaltungen();
        var length = header.length;
        var cClass = "veranstzeilegruen";
        for (var i = 1; i <= length; i++){
                var myheader = getHeaderVeranstaltungen(i);
                if (myheader != " "){
                        if (cClass == "veranstzeileweiss"){
                                cClass = "veranstzeilegruen";
                        }else{
                                cClass = "veranstzeileweiss";
                        }
                        document.write("<tr>");
                        document.write("<td align=\"right\" class=\""+cClass+"\">");
                        setDateVeranstaltungen(i);
                        document.write("</td>");
                        document.write("<td class=\""+cClass+"\"><a href=\"javascript:openWindow(1,"+(getArray(i)+1)+");\" class=\"text\">");
                        document.write(myheader);
                        document.write("</a></td>");
                        document.write("</tr>");
                }
    }
}