<!-- // JavaScript Document
	function changeVern(thisform) {
		var f_index = thisform.fcode.selectedIndex;
		var ind1_sn = optionArray[f_index].ind1_sn;
		if (ind1_sn==3) {
			thisform.vern.disabled = false;
		} else {
			thisform.vern.disabled = true;
		}
	}
	function changeSetmon(thisform) {
		var f_index = thisform.fcode.selectedIndex;
	
		thisform.setmon.length = 0;
		for (i=0; i < seriesArray[f_index].length; i++) {
			setmonValue = seriesArray[f_index][i].setmon;
			thisform.setmon[i] = new Option(setmonValue, setmonValue, false, false);
		}
	}
	function changeStrike(thisform) {
		var f_index = thisform.fcode.selectedIndex;
		var s_index = thisform.setmon.selectedIndex;
	
		thisform.strike.length = 0;
		for (i=0; i < seriesArray[f_index][s_index].strike.length; i++) {
			strikeValue = seriesArray[f_index][s_index].strike[i];
			thisform.strike[i] = new Option(strikeValue, strikeValue, false, false);
		}
		
		var inteval_f = interval[f_index];
		for (i=0; i<seriesArray[f_index][s_index].strike.length; i++) {
			if (
			((parseFloat(seriesArray[f_index][s_index].strike[i])+parseFloat(inteval_f)) > priceArray[f_index])/* &&
			((parseFloat(seriesArray[f_index][sArrayIndex].strike[i])-parseFloat(inteval_f)) <= priceArray[f_index])*/ ) { 
				thisform.strike[i].selected = true;
				break;
			}
		}
//		thisform.strike[Math.floor(seriesArray[f_index][s_index].strike.length/2)].selected = true;
	}
// -->