var ErrMessage = '';
function Fensterhoehe() {
  if (window.innerHeight) return window.innerHeight;
  else if (document.body && document.body.offsetHeight) return document.getElementsByTagName('html')[0].offsetHeight;
}


function setHeight() {	
	var MaxHeight = 0;
	
	var cntpage = new Array();
	cntpage[0] = new getObj('page');
	if(typeof cntpage[0] == 'object') {
		cntpage[1]=true;
	}
	else {
		cntpage[1]=false;
	}
	
	var cntcontentmain = new Array();
	cntcontentmain[0] = new getObj('content-main');
	if(typeof cntcontentmain[0] == 'object') {
		cntcontentmain[1]=true;
	}
	else {
		cntcontentmain[1]=false;
	}

	if(cntpage[1] && cntcontentmain[1]) {
	         var fensterhoehe = Fensterhoehe();
		if ((cntcontentmain[0].obj.offsetHeight+260)<fensterhoehe) {
		  cntpage[0].style.cssFloat = 'none';
		  cntpage[0].style.position = 'static';
		} else {
		  cntpage[0].style.cssFloat = '';
		  cntpage[0].style.position = '';
		}
	}
}

function getObj(name){
      if (document.getElementById)
      {
        this.obj = document.getElementById(name);        
        this.style = document.getElementById(name).style;
      }
      else if (document.all)
      {
        this.obj = document.all[name];
        this.style = document.all[name].style;
      }
      else if (document.layers)
      {
        this.obj = document.layers[name];
        this.style = document.layers[name];
      }
 }