function SelectOption(strCodeType, blnIfShowUnvisible, objSource, objTarget, strSelectedValues, strDefaultValue, strDefaultText)
{
	var intLvl = 2; //暂时就支持两级
 	var Code_CodeId = eval(strCodeType + '_CodeId');
 	var Code_Lvl = eval(strCodeType + '_Lvl');
 	var Code_ParentId = eval(strCodeType + '_ParentId');
 	var Code_IsVisible = eval(strCodeType + '_IsVisible');
 	var Code_Value = eval(strCodeType + '_CodeValue');
	
 	val=objSource.value;	
	
  
 	clear(objTarget);
  			
 	var blnFlag;
  			
 	for (var i = 0; i< Code_CodeId.length; i++)
 	{
 		blnFlag = false;
  			
 		if (Code_CodeId[i] == val)
 		{
 			if (Code_Lvl[i] == intLvl - 1)
 					//blnFlag = true;
 					blnFlag = false;//二级暂不显示lvl=1的
 		}
 		else if (Code_ParentId[i] == val)
 		{
 			if (Code_Lvl[i] == intLvl)
 				blnFlag = true;
 		}
  					
 		if (blnFlag == true)
 		{
 			if (blnIfShowUnvisible == false)
 				if (Code_IsVisible[i] == 0)
 					blnFlag = false;
 		}
  				
 		if (blnFlag == true)
 			fullup_P(objTarget, Code_Value[i], Code_CodeId[i]);
 	}

 	if (objTarget.length == 0)
 		if (strDefaultValue.length > 0)
 			fullup_P(objTarget, strDefaultText, strDefaultValue);

 	if (strSelectedValues.length > 0)
 	{
 		strSelectedValues = ',' + strSelectedValues + ',';
 		alert(objTarget.length) 

 		for (var i = 0; i < objTarget.length; i++)
			alert(objTarget.options[i].value)
 			if (strSelectedValues.indexOf(',' + objTarget.options[i].value + ',', 0) >= 0)
 				objTarget.options[i].selected = true;

 	}
 }
 
 
 
 
 // 左侧折叠菜单用
function findObj(theObj, theDoc)
{
  var p, i, foundObj;
  
  if(!theDoc) theDoc = document;
  if( (p = theObj.indexOf("?")) > 0 && parent.frames.length)
  {
    theDoc = parent.frames[theObj.substring(p+1)].document;
    theObj = theObj.substring(0,p);
  }
  if(!(foundObj = theDoc[theObj]) && theDoc.all) foundObj = theDoc.all[theObj];
  for (i=0; !foundObj && i < theDoc.forms.length; i++) 
    foundObj = theDoc.forms[i][theObj];
  for(i=0; !foundObj && theDoc.layers && i < theDoc.layers.length; i++) 
    foundObj = findObj(theObj,theDoc.layers[i].document);
  if(!foundObj && document.getElementById) foundObj = document.getElementById(theObj);
  
  return foundObj;
}

function AddOption(strCodeType, objSource, objTarget, intMaxNumber)
{
	var blnFlag;
	var SelectParent=false;
 	for(var x = 0;x < objSource.length; x++)
 	{
		var  opt  = objSource.options[x];
		if (opt.selected)
		{
			blnFlag = true;
			var y = 0;
			
			while (y < objTarget.length)
			{
				if (opt.value == objTarget.options[y].value)
				{
					blnFlag = false;
					break;
				}

				// 如果 objTarget 中有当前项的父类，则不再添加
				if (GetParentId(strCodeType, opt.value) == objTarget.options[y].value)
				{
					blnFlag = false;
					//增加选择大类后不能选择下属小类的提示
					if (SelectParent==false)
					{
					 alert("不能添加已选择大类下属的小类！");
					}
					SelectParent=true;
					break;
				}
				
				//如果 objTarget 中有当前项的子类，则删除子类再添加当前项
				if (opt.value == GetParentId(strCodeType, objTarget.options[y].value))
				{
					objTarget.options[y].selected = true;
					DelIndex(objTarget,y);
					
					y = -1;
				}
				
				y++;
			}
			
			if (blnFlag == true)   // 添加当前项
				fullup_P(objTarget, DelDelimiter(opt.text), opt.value);
				
			//检查 objTarget 的选项个数，如果超出，则从后面删除
			if (intMaxNumber > 0)
			{
				var intDiff = objTarget.length - intMaxNumber;
				if (intDiff > 0)
				{
					objTarget.options[objTarget.length - 1] = null;
						
					window.alert('最多只能选择'+intMaxNumber+'项！');
					
					break;
				}
			}
		}
	}
}

function DelOption(objSource)
{
  for(var x = objSource.length - 1;x >= 0;x--)
  {
		var  opt  = objSource.options[x];
		if (opt.selected)
			objSource.options[x] = null;
  }
}
function DelIndex(objSource,indexvalue)
{
  objSource.options.remove(indexvalue);
}

function CheckMulSelect(obj, maxNum, minNum, txtTitle)
{
  if(obj.multiple)
  {
		var  optionNum=obj.length;
		if(maxNum!=0 &&  optionNum>maxNum)
		{
			alert('"'+txtTitle+'"  最多选择'+maxNum+'项！');
			obj.focus();
			return false;
		}
  
		if(minNum!=0 &&  optionNum<minNum &&  maxNum==0)
		{
			alert('"'+txtTitle+'"  最少选择'+minNum+'项！');
			obj.focus();
			return false;
		}
  
		return true;
	}
	else
  {
		if(obj.value==-1)
		{
			alert('"'+txtTitle+'"  必须选择！');
			obj.focus();
			return false;
		}
		else
			return true;
	}
}

function clear(obj1)
{
	len=obj1.length;

  for(i=len-1;i>=0;i--)
  	 obj1.options[i]=null;
}

function fullup_P(obj1,val1,val2)
{
	var vn = new Option(val1,val2); 
  obj1.add(vn);
}

function fullup(obj1,val)
{
	var vn = new Option(val,val); 
	obj1.add(vn);
}

function sel(val,obj1)
{
	for(i=0;i<obj1.length;i++)
	{
		if(obj1[i]==val)
		{
  			return i;
  	}
  }
  
  if (i==obj1.length) return 0;
 }
 
function GetParentId(strCodeType, strCodeId)
{
	var strBackValue = '';
	
	var Code_CodeId = eval(strCodeType + '_CodeId');
 	var Code_ParentId = eval(strCodeType + '_ParentId');
 	
 	for (var i = 0; i< Code_CodeId.length; i++)
 	{
 		if (Code_CodeId[i] == strCodeId)
 		{
 			strBackValue = Code_ParentId[i];
 			
 			break;
 		}
 	}
 	
 	return strBackValue;
}

function DelDelimiter(strInput)
{
	if (strInput.indexOf('-- ', 0) > -1)
		return strInput.substring(3, strInput.length);
	else
		return strInput;
}