function resetCursor(txtElement) { 
    if (txtElement.setSelectionRange) { 
        txtElement.focus(); 
        txtElement.setSelectionRange(0,0); 
    } else if (txtElement.createTextRange) { 
        var range = txtElement.createTextRange();  
        range.moveStart('character',0); 
        range.select(); 
    } 
}