类 HTMLForm
//method:
public checkForm()
public
checkItem(sName,enableExpValid)
public
checkElements(elements,enableExpValid)
public setAllItems(values)
public
getAllItems(iOptions,isContainsHidden)
public getAllElements()
public
getElement(sName)
public getItem(sName)
public hasItem(sName)
public
getAllRequiredItems(iOptions,maxResults)
public
getAllOptionalItems(iOptions)
public getItemValue(sName)
public
getItemDefaultValue(sName)
public
setItemValue(iOptions,sName,vValue)
public
selectItemAllValue(sName,isSelect)
public
clearItemValue(sName)
//event:
public
onItemValueChange(oEvent)