function loadXMLDoc(url,dropdownSet,controlIndex,baseUrl)
{this.dropdownSet=dropdownSet;this.controlIndex=controlIndex;this.url=url;this.baseUrl=baseUrl;if(window.XMLHttpRequest)
{this.req=new XMLHttpRequest();var self=this;this.req.onreadystatechange=function()
{ProcessXML(self);}
this.req.open("GET",url,true);this.req.send(null);}
else if(window.ActiveXObject)
{this.req=new ActiveXObject("Microsoft.XMLHTTP");var self=this;if(this.req)
{this.req.onreadystatechange=function()
{ProcessXML(self);}
this.req.open("GET",url,true);this.req.send();}}}
function ProcessXML(self)
{var controlIndex=self.controlIndex;if(self.req.readyState==4)
{if(self.req.status==200)
{if(self.dropdownSet.ConsistencyCheckRecursive(self.url,controlIndex)==false)
return;var response=self.req.responseText;if((self.dropdownSet.urlList[controlIndex]=="JATOImage.aspx")||(self.dropdownSet.urlList[controlIndex]=="NewCarImage.aspx"))
{var control=document.getElementById(self.dropdownSet.controlList[controlIndex]);control.src=self.dropdownSet.initValueList[controlIndex]+response;}
else
{var tabbedLists=response.split("\n");if(tabbedLists.length>=2)
{var tags=tabbedLists[0].split("\t");var valueTags=tabbedLists[1].split("\t");if(tags.length!=valueTags.length)
return;var control=document.getElementById(self.dropdownSet.controlList[controlIndex]);control.length=0;for(var i=0;i<tags.length;i++)
{if((tags[i]!=null&&tags[i]!="")||(valueTags[i]!=null&&valueTags[i]!=""))
control.options[control.options.length]=new Option(tags[i],valueTags[i]);}
control.disabled=false;for(i=0;i<control.length&&control.selectedIndex==0;i++)
{tempControlValue=control.options[i].value;if((tempControlValue!=null)&&(tempControlValue.indexOf("|")>=0))
tempControlValue=tempControlValue.substring(0,tempControlValue.indexOf("|"));if(tempControlValue==self.dropdownSet.initValueList[controlIndex])
control.selectedIndex=i;}
if(control.value!="")
{self.dropdownSet.hiddenControlList[controlIndex].value=control.value;if((self.dropdownSet.hiddenControlList[controlIndex].value!=null)&&(self.dropdownSet.hiddenControlList[controlIndex].value.indexOf("|")>=0))
self.dropdownSet.hiddenControlList[controlIndex].value=self.dropdownSet.hiddenControlList[controlIndex].value.substring(0,self.dropdownSet.hiddenControlList[controlIndex].value.indexOf("|"));self.dropdownSet.DropdownOnChange(controlIndex);}}}}
else
alert("error: "+self.req.statusText);}}
function DropdownOnChange(index)
{this.InitControlRecursive(index);control=document.getElementById(this.controlList[index]);hiddenControl=document.getElementById(this.hiddenControlList[index]);if((hiddenControl!=null)&&(control!=null))
{hiddenControl.value=control.value;if((hiddenControl.value!=null)&&(hiddenControl.value.indexOf("|")>=0))
hiddenControl.value=hiddenControl.value.substring(0,hiddenControl.value.indexOf("|"));}
if((control!=null)&&(control.value!=''))
{this.initValueList[index]=control.value;for(var i=0;i<this.childList[index].length;i++)
this.PopulateDropdown(this.childList[index][i]);}}
function DropdownSet(controlList,hiddenControlList,childList,parentList,urlList,displayValueList,nameTagList,initValueList,titleTagList,filterList,hostUrl,currentUrl,contentFilters)
{this.hostUrl=hostUrl
this.controlList=controlList;this.hiddenControlList=hiddenControlList;this.childList=childList;this.parentList=parentList;this.urlList=urlList;this.displayValueList=displayValueList;this.nameTagList=nameTagList;this.initValueList=initValueList;this.titleTagList=titleTagList;this.filterList=filterList;this.currentUrl=currentUrl;this.contentFilters=contentFilters;for(var i=1;i<this.controlList.length;i++)
{var hiddenControl=document.getElementById(hiddenControlList[i]);if((hiddenControl!=null)&&(hiddenControl.value!=""))
initValueList[i]=hiddenControl.value;}
DropdownSet.prototype.DropdownOnChange=DropdownOnChange;DropdownSet.prototype.GetQueryString=GetQueryString;DropdownSet.prototype.PopulateDropdown=PopulateDropdown;DropdownSet.prototype.InitControlRecursive=InitControlRecursive;DropdownSet.prototype.ConsistencyCheckRecursive=ConsistencyCheckRecursive;DropdownSet.prototype.GetParentQueryStringRecursive=GetParentQueryStringRecursive;this.InitControlRecursive('0');for(i=0;i<this.childList[0].length;i++)
this.PopulateDropdown(this.childList[0][i]);}
function InitControlRecursive(i)
{for(var j=0;j<this.childList[i].length;j++)
{InitControl(this.controlList[this.childList[i][j]],this.hiddenControlList[this.childList[i][j]],this.displayValueList[this.childList[i][j]],this.titleTagList[this.childList[i][j]]);this.InitControlRecursive(this.childList[i][j]);}}
function InitControl(controlId,hiddenControlId,displayedTag,titleTag)
{control=document.getElementById(controlId);hiddenControl=document.getElementById(hiddenControlId);if((control!=null)&&(control.options!=null))
{control.length=0;if((titleTag!=null)&&(titleTag!=""))
control.options[control.options.length]=new Option(titleTag);else
control.options[control.options.length]=new Option('Select '+displayedTag,'');control.disabled=true;}
if((hiddenControl!=null)&&(control!=null))
{hiddenControl.value=control.value;if((hiddenControl.value!=null)&&(hiddenControl.value.indexOf("|")>=0))
hiddenControl.value=hiddenControl.value.substring(0,hiddenControl.value.indexOf("|"));}}
function PopulateDropdown(i)
{var url=this.hostUrl+'/'+this.urlList[i]+'?'+this.GetQueryString(i);new loadXMLDoc(url,this,i,this.urlList[i]);}
function ConsistencyCheckRecursive(url,i)
{if((this.parentList[i]!=null)&&(this.parentList[i]!="")&&(this.parentList[i]!="0"))
{if((url.indexOf(this.nameTagList[this.parentList[i]]+"=")<0)||(url.indexOf(GetIndividualQueryString(this.nameTagList[this.parentList[i]],document.getElementById(this.controlList[this.parentList[i]]).value))<0))
return false;else
return this.ConsistencyCheckRecursive(url,this.parentList[i]);}
return true;}
function GetParentQueryStringRecursive(i)
{if(this.parentList[i]==0)
return"";else
return GetIndividualQueryString(this.nameTagList[this.parentList[i]],document.getElementById(this.controlList[this.parentList[i]]).value)+this.GetParentQueryStringRecursive(this.parentList[i]);}
function GetQueryString(i)
{queryString=this.GetParentQueryStringRecursive(i);for(i=0;i<this.filterList.length;i++)
queryString+=GetIndividualQueryString(this.filterList[i][0],this.filterList[i][1]);return queryString+'currentUrl='+escape(this.currentUrl)+'&contentFilters='+this.contentFilters+'&';}
function GetIndividualQueryString(tag,value)
{if((value!=null)&&(value!=""))
return tag+'='+escape(value)+'&';else return'';}