// JScript File

function Enable_Control(txt_Control,ddl_Control)
{
    if(document.getElementById(txt_Control).value != '') //Check Value from textbox
    {
     document.getElementById(ddl_Control).disabled = false; //Set value if values where entered
    }
    else if(document.getElementById(txt_Control).value == ' '|| document.getElementById(txt_Control).value == '') //Check for removal of text
    
    {
     document.getElementById(ddl_Control).disabled = true; // set value if null
    }
}