function ShowReg(idObj,idxObj) { 
//drop down list
var Obj1=document.getElementById(idObj);

    for (i=0;i<Obj1.length;i++)
    {
        if (i==idxObj){
            document.getElementById("Period " + i).style.display="block";
        }else{
            document.getElementById("Period " + i).style.display="none";
        }        
    }   
   
}


function ShowConsultants(idObj,idxObj) { 
//drop down list
var Obj1=document.getElementById(idObj);

    for (i=0;i<Obj1.length;i++)
    {   
        if (Obj1.options[i].value==idxObj){
            document.getElementById("Period " + Obj1.options[i].value).style.display="block";
        }else{
            document.getElementById("Period " + Obj1.options[i].value).style.display="none";
        }        
    }   
   
}