function showControl(ctlname, flag) {
    var ctl = document.getElementById(ctlname);

    if (ctl == null) return;

    ctl.style.display = flag ? "block" : "none";
}

function changeBorderColor(ctl, color) {
    ctl.style.borderColor = color;
}

function searchMember(countryidctlname, practiceareactlname, searchfieldctlname, searchkeywordctlname) {
    var countryid = 0, practicearea = 'All', searchfield = 'All', searchkeyword = '';

    var countryidctl = document.getElementById(countryidctlname);
    if (countryidctl != null) {
        countryid = countryidctl.options[countryidctl.selectedIndex].value;
    }

    var practiceareactl = document.getElementById(practiceareactlname);
    if(practiceareactl != null) 
    {
        practicearea = practiceareactl.options[practiceareactl.selectedIndex].value;
    }
        
    var searchfieldctl = document.getElementById(searchfieldctlname);
    if(searchfieldctl != null) 
    {
        searchfield = searchfieldctl.options[searchfieldctl.selectedIndex].value;
    }
    
    var searchkeywordctl = document.getElementById(searchkeywordctlname);
    if(searchkeywordctl != null) 
    {
        searchkeyword = searchkeywordctl.value;
    }

    //Do nothing if countryid, practice area and keyword are null
    if(countryid == 0 && (practicearea == '' || practicearea == 'All') && (searchkeyword == ''))
        return;
    
    //Redirect to MemberDetails page
    window.location = 'members.aspx?countryid=' + countryid + '&practicearea=' + practicearea + 
        '&searchfield=' + searchfield + '&searchkeyword=' + searchkeyword;
}