/******************* dropdowns *******************/
/*
var s=0;
var l=0;
*/

function openMenu2(obj_name) {

// close all menus
var menus=Array('type', 'beds');
for (var m in menus)
	closeMenu2(menus[m]);

// and open

/*alert(('a<s>d'));*/
s=document.getElementById('select_'+obj_name).value;
l=0;
var str='';

switch(obj_name) {
	case 'type':
		str+=addOption('');
		str+=addOption('House');
		str+=addOption('Flat');
		str+=addOption('Studio');
		break;
	case 'beds':
		str+=addOption('');
		str+=addOption('1');
		str+=addOption('2');
		str+=addOption('3');
		str+=addOption('4');
		break;
	case 'area':
		str+=addOption('');
		str+=addOption('Kensington');
		break;

	default:
	str+=addOption('nothing');
}

str='<select size="'+l+'" id="select_'+obj_name+'" name="'+obj_name+'" onclick="closeMenu2(\''+obj_name+'\');">'+str;
str+='</select><img class="open" src="images/drop2.png" onclick="closeMenu2(\''+obj_name+'\');" />';

document.getElementById(obj_name).innerHTML=str;

/*
document.getElementById(obj_name).innerHTML='<select size="5" id="select_'+obj_name+'" name="'+obj_name+'" onclick="closeMenu2(\''+obj_name+'\');"><option value="1"'+(s==1?' SELECTED':'')+'>1</option><option value="2"'+(s==2?' SELECTED':'')+'>2</option><option value="3"'+(s==3?' SELECTED':'')+'>3</option><option value="4"'+(s==4?' SELECTED':'')+'>4</option><option value="5"'+(s==5?' SELECTED':'')+'>5</option></select><img class="open" src="open.png" onclick="closeMenu2(\''+obj_name+'\');" />';
*/
//alert(document.getElementById('select').clientHeight);

}

function closeMenu2(obj_name) {

html='<input id="select_'+obj_name+'" name="'+obj_name+'" readOnly value="'+document.getElementById("select_"+obj_name).value+'" onclick="openMenu2(\''+obj_name+'\');" /><img class="open" src="images/drop2.png" onclick="openMenu2(\''+obj_name+'\');" />';
document.getElementById(obj_name).innerHTML='<input id="select_'+obj_name+'" name="'+obj_name+'" readOnly value="'+document.getElementById("select_"+obj_name).value+'" onclick="openMenu2(\''+obj_name+'\');" /><img class="open" src="images/drop2.png" onclick="openMenu2(\''+obj_name+'\');" />';

}

function check(obj_name) {
	obj=document.getElementById('check_'+obj_name);
	if(obj.value=='on') {
		obj.value='';
		document.getElementById(obj_name).src='circle.png';
	} else {
		obj.value='on';
		document.getElementById(obj_name).src='circle_ch.png';
	}
}

function radio(obj_name, ans, no, len) {
	document.getElementById('radio_'+obj_name).value=ans;
	for(var i=1; i<=len; i++) {
		document.getElementById(obj_name+i).src='circle.png';
	}
	document.getElementById(obj_name+no).src='circle_ch.png';
}

/************************************************************/