function CompareDates() 
{    
     var str1  = document.getElementById("ctl00_ContentPlaceHolder1_txtto").value;  
      var str2  = document.getElementById("ctl00_ContentPlaceHolder1_txtfrom").value;  
       var dt1   = parseInt(str1.substring(0,2),10);    
       var mon1  = parseInt(str1.substring(3,5),10);  
        var yr1   = parseInt(str1.substring(6,10),10);    
        var dt2   = parseInt(str2.substring(0,2),10);    
        var mon2  = parseInt(str2.substring(3,5),10);    
        var yr2   = parseInt(str2.substring(6,10),10);    
        var date1 = new Date(yr1, mon1, dt1);    
        var date2 = new Date(yr2, mon2, dt2);    
        if(date2 <= date1)   
        {      
          //alert("You are Correct");    
          return false;   
        }    
        else    
        {       
          alert("Required Date Must Be Greater Than System Date");     
          document.form1.Submit();
        }
}