function checkSearchForm(){
	if (document.searchForm.searchseries.value=="0") {
		window.alert("Please select a series");
		return false;
	}
	return true;
}

//シリーズ選択が動いたとき
function funsearchseries(sel){
	document.searchForm.parameter5.disabled=true; 
	document.searchForm.parameter5.options[0].selected=true;
	var seriesvalue = document.searchForm.searchseries.value;
	var ctarget = document.searchForm.parameter5;
	if(seriesvalue==23 || seriesvalue==24 || seriesvalue==25 || seriesvalue==26 || seriesvalue==27 ){
		ctarget.disabled=false;
		ctarget.length = 6;
		ctarget.options[1].text		= '29';
		ctarget.options[1].value	= '0029';
		ctarget.options[2].text		= "59";
		ctarget.options[2].value	= "0059";
		ctarget.options[3].text		= "89";
		ctarget.options[3].value	= "0089";
		ctarget.options[4].text		= "119";
		ctarget.options[4].value	= "0119";
		ctarget.options[5].text		= "179";
		ctarget.options[5].value	= "0179";								
	}
	if(seriesvalue==28 || seriesvalue==29){
		ctarget.disabled=false;
		ctarget.length = 5;
		ctarget.options[1].text		= '81';
		ctarget.options[1].value	= '0081';
		ctarget.options[2].text		= "119";
		ctarget.options[2].value	= "0119";
		ctarget.options[3].text		= "141";
		ctarget.options[3].value	= "0141";
		ctarget.options[4].text		= "171";
		ctarget.options[4].value	= "0171";										
	}	
}