function badgeform()
{    
    var str = "";
    var errorMessage = "";  
    
    
    var showCombo = document.getElementById("showid");
    str = showCombo.options[showCombo.selectedIndex].value;             
    if (isempty(str)){errorMessage = errorMessage + "Please select the show where you are exhibiting<br/>";}

    str = document.getElementById("email").value;
    if (isempty(str)){errorMessage = errorMessage + "Please enter your email address<br/>";}

    str = document.getElementById("companyname").value;
    if (isempty(str)){errorMessage = errorMessage + "Please enter your company name<br/>";}

    str = document.getElementById("badges").value;
    if (isempty(str)){errorMessage = errorMessage + "Please enter the number of badges you require<br/>";}

    if (testnumericfloat(str) == false){errorMessage = errorMessage + "The number of badges must be numeric<br/>";}

  
    if (errorMessage != "")
    {
        document.getElementById("errormessage").innerHTML = errorMessage; 
        return false;
    }  
    
    return true;
}

function exhibitorform()
{    
    var str = "";
    var errorMessage = "";  
    
    
    str = document.getElementById("txtContactName").value;
    if (isempty(str)){errorMessage = errorMessage + "Please enter your contact name<br/>";}

    str = document.getElementById("txtCompanyName").value;
    if (isempty(str)){errorMessage = errorMessage + "Please enter your company name<br/>";}

    str = document.getElementById("txtPhone").value;
    if (isempty(str)){errorMessage = errorMessage + "Please enter your phone number<br/>";}

    str = document.getElementById("txtEmail").value;
    if (isempty(str)){errorMessage = errorMessage + "Please enter your email address<br/>";}
  
    if (errorMessage != "")
    {
        document.getElementById("errormessage").innerHTML = errorMessage; 
        return false;
    }  
    
    return true;
}


function remindersubscribeform()
{    
    var str = "";
    var errorMessage = "";  
    
    
    str = document.getElementById("txtName").value;
    if (isempty(str)){errorMessage = errorMessage + "Please enter your name<br/>";}

    str = document.getElementById("txtEmail").value;
    if (isempty(str)){errorMessage = errorMessage + "Please enter your email address<br/>";}
  
    if (errorMessage != "")
    {
        document.getElementById("errormessage").innerHTML = errorMessage; 
        return false;
    }  
    
    return true;
}

function electricalmattersform()
{    
    var str = "";
    var errorMessage = "";  

    str = document.getElementById("companyname").value;
    if (isempty(str)){errorMessage = errorMessage + "Please enter your Company name<br/>";}

    str = document.getElementById("email").value;
    if (isempty(str)){errorMessage = errorMessage + "Please enter your email address<br/>";}

    var showCombo = document.getElementById("showid");
    str = showCombo.options[showCombo.selectedIndex].value;             
    if (isempty(str)){errorMessage = errorMessage + "Please select the Show where you are exhibiting<br/>";}

    str = document.getElementById("standno").value;
    if (isempty(str)){errorMessage = errorMessage + "Please enter your stand number<br/>";}

    if (errorMessage != "")
    {
        document.getElementById("errormessage").innerHTML = errorMessage; 
        return false;
    }  
    
    return true;
}

function exhibitorsurveyform()
{    
    var str = "";
    var errorMessage = "";  


    var showCombo = document.getElementById("showid");
    str = showCombo.options[showCombo.selectedIndex].value;             
    if (isempty(str)){errorMessage = errorMessage + "Please select the Show where you are exhibiting<br/>";}

    str = document.getElementById("companyname").value;
    if (isempty(str)){errorMessage = errorMessage + "Please enter your Company name<br/>";}

    str = document.getElementById("yourname").value;
    if (isempty(str)){errorMessage = errorMessage + "Please enter your name<br/>";}

    if (validradio() == false) {errorMessage = errorMessage + "Please select an option to tell us if you intend to exhibit again<br/>";}
 
    if (errorMessage != "")
    {
        document.getElementById("errormessage").innerHTML = errorMessage; 
        return false;
    }  
    
    return true;
}

function validradio() {

    var thisform=document.forms.exhibitorsurvey;


    var myOption = -1;
    for (i=thisform.exhibitagain.length-1; i > -1; i--) {
    if (thisform.exhibitagain[i].checked) {
        myOption = i; i = -1;
        }
    }
    if (myOption == -1) {
     return false;
    }
}