function setHeight() {	
			
	       var ie60 = (navigator.userAgent.indexOf('MSIE 6.0') != -1); //hier IE 6 info
           var ffox = (navigator.userAgent.indexOf('Firefox') != -1);
	           
	       if (ie60) { 
	       
	           var dumOff = document.all("dummy").offsetTop; //start 430 + pos
			   //var dumOff2 = document.all("dummy2").offsetTop;
	           var a = 0;  
	           if (dumOff <= 700) {
	           a = 700;
	           } else {
	           a = dumOff; 
	           }
			   return a;
			   
	       	   } else {
	           
	           var dumOff = document.getElementById("dummy").offsetTop;
			   //var dumOff2 = document.getElementById("dummy2").offsetTop;
	           var a = 0;  
	           if (dumOff <= 700) {
	           a = 700;
	           } else {
	           a = dumOff; 
	           }
	           return a;
	           
	           }
}