function init_form()
{

	j = 0;
	for(i = 0; i < ken_list.length; i++)
	{
		if(i == 0 || (ken_list[i-1] != ken_list[i]))
		{
			document.getElementById("f").ken.options[j] = new Option(ken_list[i], ken_list[i]);
			j++;
		}
	}
	change_ken();
}

function change_ken()
{
	document.getElementById("f").shi.options.length = 0;

//	document.getElementById("f").shi.options[0] = new Option("選んでください...", 0);

	j = 0;
	for(i = 0; i < ken_list.length; i++)
	{
		if(document.getElementById("f").ken.value == ken_list[i]){
			document.getElementById("f").shi.options[j] = new Option(shi_list[i], i);
			j++;
		}
	}
	//document.getElementById("f").kakaku.value = "";
	document.getElementById("f").shi.selectedIndex = 0;
	change_shi();
}

function change_shi()
{
//	document.getElementById("f").kakaku.value = document.getElementById("f").shi.value;

	var str = " ";
	var addr = "";
	if(document.getElementById("f").shi.value){
		str += kakaku_list[document.getElementById("f").shi.value];
		if(ken_list[document.getElementById("f").shi.value] == "上記以外の都道府県") {
			addr = "その他の都道府県";
		} else {
			addr = ken_list[document.getElementById("f").shi.value];
		}

		addr += shi_list[document.getElementById("f").shi.value] ;
		ken_index = document.getElementById("f").ken.selectedIndex;
		if(ken_index >= 7 && ken_index <= 11) {
			ken_index = 7;
		}
		select_val = ken_index + "_"+ kakaku_list[document.getElementById("f").shi.value];
		kingakus = document.getElementsByName("kingaku");
		if(kingakus) {
			for(i = 0; i < kingakus.length; i++) {
				if(kingakus.item(i).value == select_val) {
					kingakus.item(i).checked = true;
				}
			}
		}
	}
	if(str.length>=5) {
		str = str.substr(0,str.length-3) + ","+str.substr(str.length-3);
	}
	if(str.length>=3) {
		str = addr+ "<span class=\"en_text\"> 補助金額：<span class=\"bback\">"+str+"円</span></span>";
	}
	document.getElementById("en").innerHTML = str;

}