MOSS 2007
SharePoint Site Template Size
When you turn an existing site into a template and include the content, there is a size limit of 10 Mb by default. If you site content is greater than this, a site template will not be created.
You can change this maximum size using an stsadm command on the SharePoint server.
stsadm -o setproperty -propertyname max-template-document-size -propertyvalue size_in_bytes
Where size can be up to 500Mb (524288000 bytes)
SharePoint List Form Validation
You Can Use “PreSaveAction()” Function to Execute any JavaScript Code in New or Edit Forms. When Pressing OK button this Function will be Executed First
You Can Use this Function For Validation without PostBack
PreSaveAction()
{
//Add Your JavaScript Code Here Then Return True Or False
return false; // Cancel the item save process
return true; // OK to proceed with the save item
}