var ArrMakeIds=new Array();
var ArrModelIds=new Array();
var ArrModelNames=new Array();
ArrMakeIds[0]='20';ArrModelIds[0]='4';ArrModelNames[0]='Santro';ArrMakeIds[1]='24';ArrModelIds[1]='5';ArrModelNames[1]='Ape';ArrMakeIds[2]='16';ArrModelIds[2]='6';ArrModelNames[2]='City';ArrMakeIds[3]='23';ArrModelIds[3]='7';ArrModelNames[3]='Pulsar';
function swapOptionsModel(theForm,the_modelId,theSubSelect)
    {
	  theSubSelect.options.length=0;
	  theSubSelect.disabled = false;
	  var counter=0;
	  theSubSelect.options[counter] = new Option('---Select Model---','');
	  for (var loop=0; loop < ArrModelNames.length; loop++)
      {
    	if(ArrMakeIds[loop]==the_modelId)
		  {
			theSubSelect.options[counter+1] = new Option(ArrModelNames[loop], ArrModelIds[loop]);
			counter++;
		  }
	   }
	}