function checkTdHeight() {
	
	       var ie60 = (navigator.userAgent.indexOf('MSIE 6.0') != -1); //hier IE 6 info
           //var ffox = (navigator.userAgent.indexOf('Firefox') != -1);
	       if (ie60) {
	       var prm1 = document.all("dd1").offsetTop;
	       } else {
	       var prm1 = document.getElementById("dd1").offsetTop;
	       //var prm2 = document.getElementById("dd2").offsetTop;
	       }
			var a = 0;  
	           if (prm1 <= 350) {
	           a = 350;
	           } else {
	           a = prm1;    
	           }
			   //alert(prm1);
	return a;
}