function collapseElem(obj)
{
var el = document.getElementById(obj);
el.style.display = 'none';
}
function expandElem(obj)
{
var el = document.getElementById(obj);
el.style.display = '';
}

// collapse all elements, except the first one
function collapseAll()
{
var numFormPages = 1;
for(i=2; i <= numFormPages; i++)
{
currPageId = ('mainForm_' + i);
collapseElem(currPageId);
}
}

function validateField(fieldId, fieldBoxId, fieldType, required)
{
fieldBox = document.getElementById(fieldBoxId);
fieldObj = document.getElementById(fieldId);
if(fieldType == 'text' || fieldType == 'textarea' || fieldType == 'password' || fieldType == 'file' || fieldType == 'phone' || fieldType == 'website')
{ if(required == 1 && fieldObj.value == '')
{

fieldObj.setAttribute("class","mainFormError");
fieldObj.setAttribute("className","mainFormError");
fieldObj.focus();
return false; }
}
else if(fieldType == 'menu' || fieldType == 'country' || fieldType == 'state')
{ if(required == 1 && fieldObj.selectedIndex == 0)
{ fieldObj.setAttribute("class","mainFormError");
fieldObj.setAttribute("className","mainFormError");
fieldObj.focus();
return false; }
}
else if(fieldType == 'email')
{ if((required == 1 && fieldObj.value=='') || (fieldObj.value!='' && !validate_email(fieldObj.value)))
{ fieldObj.setAttribute("class","mainFormError");
fieldObj.setAttribute("className","mainFormError");
fieldObj.focus();
return false; }
}
}

function validate_email(emailStr)
{ apos=emailStr.indexOf("@");
dotpos=emailStr.lastIndexOf(".");
if (apos<1||dotpos-apos<2) {
return false;
}
else
{
return true;
}
}
function validateDate(fieldId, fieldBoxId, fieldType, required, minDateStr, maxDateStr)
{
retValue = true;
fieldBox = document.getElementById(fieldBoxId);
fieldObj = document.getElementById(fieldId); dateStr = fieldObj.value;
if(required == 0 && dateStr == '')
{
return true;
}
if(dateStr.charAt(2) != '/' || dateStr.charAt(5) != '/' || dateStr.length != 10)
{
retValue = false;
} else 
{
currDays = parseInt(dateStr.substr(0,2),10) + parseInt(dateStr.substr(3,2),10)*30 + parseInt(dateStr.substr(6,4),10)*365;
//alert(currDays);
if(maxDateStr != '')
{
maxDays = parseInt(maxDateStr.substr(0,2),10) + parseInt(maxDateStr.substr(3,2),10)*30 + parseInt(maxDateStr.substr(6,4),10)*365;
//alert(maxDays);
if(currDays > maxDays)
retValue = false;
}
if(minDateStr != '')
{
minDays = parseInt(minDateStr.substr(0,2),10) + parseInt(minDateStr.substr(3,2),10)*30 + parseInt(minDateStr.substr(6,4),10)*365;
//alert(minDays);
if(currDays < minDays)
retValue = false;
}
}
if(retValue == false)
{
fieldObj.setAttribute("class","mainFormError");
fieldObj.setAttribute("className","mainFormError");
fieldObj.focus();
return false;
}
}

function validateDateTime(fieldId, fieldBoxId, fieldType, required, minDateStr, maxDateStr)
{
retValue = true;
fieldBox = document.getElementById(fieldBoxId);
fieldObj = document.getElementById(fieldId); dateStr = fieldObj.value;
if(required == 0 && dateStr == '')
{
return true;
}
if(dateStr.charAt(2) != '/' || dateStr.charAt(5) != '/' || dateStr.length != 19)
{
retValue = false;
} else 
{
currDays = parseInt(dateStr.substr(0,2),10) + parseInt(dateStr.substr(3,2),10)*30 + parseInt(dateStr.substr(6,4),10)*365;
//alert(currDays);
if(maxDateStr != '')
{
maxDays = parseInt(maxDateStr.substr(0,2),10) + parseInt(maxDateStr.substr(3,2),10)*30 + parseInt(maxDateStr.substr(6,4),10)*365;
//alert(maxDays);
if(currDays > maxDays)
retValue = false;
}
if(minDateStr != '')
{
minDays = parseInt(minDateStr.substr(0,2),10) + parseInt(minDateStr.substr(3,2),10)*30 + parseInt(minDateStr.substr(6,4),10)*365;
//alert(minDays);
if(currDays < minDays)
retValue = false;
}
}
if(retValue == false)
{
fieldObj.setAttribute("class","mainFormError");
fieldObj.setAttribute("className","mainFormError");
fieldObj.focus();
return false;}
}