function loadmodel(handsetBrandTitleEn_){
	var modeloptions=document.handsetForm.handsetId.options;
	while (modeloptions.length>1){
		modeloptions[modeloptions.length-1]=null;
	}
	for (var i=0;i<hsmap.length;i++){
		if (hsmap[i][1]==handsetBrandTitleEn_){
			for (var j=0;j<hsmap[i][2].length;j++){
				var oOption = new Option(hsmap[i][2][j][0],hsmap[i][2][j][1]);
				modeloptions[modeloptions.length]=oOption;
			}
		}
	}
}

function hsinit(){
	var brandnameoptions=document.handsetForm.handsetBrandTitleEn.options;

	for (var i=0;i<hsmap.length;i++){
		var oOption = new Option(hsmap[i][0],hsmap[i][1]);
		brandnameoptions[brandnameoptions.length]=oOption;
	}
	if (hsmap.length==1){
		brandnameoptions.options[1].selected=true;
		loadmodel(brandnameoptions.options[1].value);
	}
}

function hsinit(brandId,handsetId){
	var brandnameoptions=document.handsetForm.handsetBrandTitleEn.options;
	var ibrandnameoptions=0;
	var selectedbrandname=0;
	for (var i=0;i<hsmap.length;i++){

		if (brandId==hsmap[i][1]){
			selectedbrandname = i+1;
			loadmodel(hsmap[i][1]);
		}
		var oOption = new Option(hsmap[i][0],hsmap[i][1]);
		brandnameoptions[brandnameoptions.length]=oOption;
	}

	document.handsetForm.handsetBrandTitleEn.options[selectedbrandname].selected = true;
	if (selectedbrandname!=0){
			var modeloptions=document.handsetForm.handsetId.options;
		for(var j=0;j<modeloptions.length;j++){
			if (modeloptions[j].value==handsetId){
				document.handsetForm.handsetId.options[j].selected = true;
			}
		}
	}
}
function hscheck(){
	var brandnameobj=document.handsetForm.handsetBrandTitleEn;
	var ok=((brandnameobj.options[brandnameobj.selectedIndex].value!='') && (modelobj.options[modelobj.selectedIndex].value!=''));
	if (!ok){
		alert('Please Choose your handset model!');
	}
	return ok;
}