function SelectChange(FieldNum,OptionTotalNum){
	var FieldObject = eval("document.search_form.field"+ FieldNum);
	var OptionIndex = FieldObject.selectedIndex;
	var ExampleObject_none 
	    for(i=0;i<=OptionTotalNum;i++){
	        ExampleObject_none = eval("document.getElementsByTagName('*').example"+ FieldNum + "_" + (i+1));
	        ExampleObject_none.style.display = "none";
	    }
	var ExampleObject_block = eval("document.getElementsByTagName('*').example"+ FieldNum + "_" + (OptionIndex+1));
    ExampleObject_block.style.display = "block";

}
function AddAInput(Num,start){
	var InputObject = eval("document.getElementsByTagName('*').colum"+ (Num + 1));
	var ExampleObject = eval("document.getElementsByTagName('*').example"+ (Num + 1)+ "_" + (Num + 1));
	var AddButtonOldObject = eval("document.getElementsByTagName('*').AddButton"+ (Num));
	var AddButtonNewObject = eval("document.getElementsByTagName('*').AddButton"+ (Num+1));
		InputObject.style.display = "block";
		ExampleObject.style.display = "block";
		AddButtonOldObject.style.display = "none";
		if(Num < 7){
		AddButtonNewObject.style.display = "block";
		}
		if (start == "0"){
			document.search_form.inpt_field_num.value++
		}
		
		

}

function start_display(inpt_field_num,OptionTotalNum){
	for(i=1;i<=inpt_field_num;i++){
		var option_object = eval("document.search_form.field"+i);
		var option_index = option_object.selectedIndex + 1;
		for(j=0;j<=OptionTotalNum;j++){
	        ExampleObject_none = eval("document.getElementsByTagName('*').example"+ i + "_" + (j+1));
	        ExampleObject_none.style.display = "none";
	    }
		var example_object = eval("document.getElementsByTagName('*').example" + i + "_" + option_index);
		example_object.style.display = "block";
	
	}
			
}