function SubmitForm(field){if(field=='year'){}
if((field=='make')){for(i=document.manufacturerSearchForm.model.options.length;i>=0;i--){document.manufacturerSearchForm.model.options[i]=null;}
document.manufacturerSearchForm.model.options[0]=new Option("Please Wait...");document.manufacturerSearchForm.model.options[0].value="";for(i=document.manufacturerSearchForm.trim.options.length;i>=0;i--){document.manufacturerSearchForm.trim.options[i]=null;}
document.manufacturerSearchForm.trim.options[0]=new Option("Please Wait...");document.manufacturerSearchForm.trim.options[0].value="";}
if((field=='model')){modelSelected=document.manufacturerSearchForm.model.selectedIndex-1;for(i=document.manufacturerSearchForm.trim.options.length;i>=0;i--){document.manufacturerSearchForm.trim.options[i]=null;}
document.manufacturerSearchForm.trim.options[0]=new Option("Choose A Trim");document.manufacturerSearchForm.trim.options[0].value="";for(i=0;i<=(ModelTrimArray[modelSelected].length/2)-1;i++){document.manufacturerSearchForm.trim.options[i+1]=new Option(ModelTrimArray[modelSelected][(i*2)]);document.manufacturerSearchForm.trim.options[i+1].value=ModelTrimArray[modelSelected][(i*2)+1];}}
if((field=='model')||(field=='make')||(field=='year')){if(document.manufacturerSearchForm.trim){eval('document.manufacturerSearchForm.trim.options[document.manufacturerSearchForm.trim.selectedIndex].value = -1');}}
if((field=='make')||(field=='trim')){document.manufacturerSearchForm.submit();}}