function showdiv(activeDiv){
	var divarray = new Array();
	   divarray[0]="Startseite";
	   divarray[1]="Gartenplanung1";
	   divarray[2]="Gartenplanung2";
	   divarray[3]="Gartenplanung3";
	   divarray[4]="Gartenplanung4";	   
	   divarray[5]="Gartenplanung5";	   
	   divarray[6]="Gartenplanung6";	   
	   divarray[7]="Gartenplanung7";	   	   	   	   
	   divarray[8]="Terrassen1";	   	   	   	   	   
	   divarray[9]="Terrassen2";	   	   	   	   	   
	   divarray[10]="Terrassen3";	   	   	   	   	   
	   divarray[11]="Terrassen4";	   	   	   	   	   
	   divarray[12]="Wege1";	   	   	   	   	   
	   divarray[13]="Wege2";	   	   	   	   	   
	   divarray[14]="Wege3";	   	   	   	   	   
	   divarray[15]="Wege4";	   	   	   	   	   
   	   divarray[16]="Wege5";	   	   	   	   	   
	   divarray[17]="Teiche1";	   	   	   	   	   
	   divarray[18]="Teiche2";	   	   	   	   	   
	   divarray[19]="Teiche3";	   	   	   	   	   
	   divarray[20]="Teiche4";	   	   	   	   	   
   	   divarray[21]="Teiche5";	   	   	   	   	   	   
   	   divarray[22]="Holz1";	   	   	  	   
   	   divarray[23]="Holz2";	   	   	  	   
   	   divarray[24]="Holz3";	   	   	  	   
   	   divarray[25]="Holz4";	   	   	  	   
   	   divarray[26]="Holz5";	   	   	  	   
   	   divarray[27]="Holz6";	   	   	  	   
   	   divarray[28]="Holz7";	   	   	  	   
   	   divarray[29]="Holz8";	   	   	  	   	   	   	   	   	   
   	   divarray[30]="Holz9";	   	   	  	   	   	   	   	   	   
   	   divarray[31]="Holz10";	 
   	   divarray[32]="Holz11";	 	     	   	  	   	   	   	   	   	   	   
   	   divarray[33]="Licht1";	   	   	  	  
   	   divarray[34]="Licht2";	   	   	  	  
   	   divarray[35]="Licht3";	  
   	   divarray[36]="Licht4";	  	   	  	  	   	   	   	   
   	   divarray[37]="Kontakt1";
	   divarray[38]="Ausstellung1";
	   divarray[39]="Ausstellung2";	   
	   

	for(var i = 0; i < divarray.length; i++){
	if (document.getElementById(divarray[i]))
		{
		 document.getElementById(divarray[i]).style.display = "none";
		}
		}
		 document.getElementById(activeDiv).style.display = "";
}

function setnavigation(activeNav){
document.getElementById('willkommen').className ="normallink";
document.getElementById('gartenplanung').className ="normallink";
document.getElementById('terrassen').className ="normallink";
document.getElementById('wege').className ="normallink";
document.getElementById('teiche').className ="normallink";
document.getElementById('holz').className ="normallink";
document.getElementById('licht').className ="normallink";
document.getElementById('kontakt').className ="normallink";
document.getElementById('ausstellung').className ="normallink";

 var navelement = document.getElementById(activeNav);
	navelement.className = "activelink";
}

function combine(c_activeNav, c_activeDiv){
	setnavigation(c_activeNav);
	showdiv(c_activeDiv);
}