function _el(id){
    return document.getElementById(id);
}

function setElVisibility(id,status) {
    _el(id).style.display = (status)?'':'none';
}
function showHide(id) {
    _el(id).style.display = (_el(id).style.display=='none')?'':'none';
    return false;
}




function checkBranches(branch, tick) {
	var regions = new Array("portsmouth","havant","portchester","southsea","drayton","waterlooville");
	
	if(branch === undefined) {
		var branch = "";
		var tick = false;
	}
	
	if (branch != "" && branch == "allbranches") {
		for (x=0; x<regions.length; x++) {
			_el(regions[x]).checked = (tick?"checked":"");
		}
	} else if (branch != ""){
		var allchecked = 1;
		for (x=0; x<regions.length; x++) {
			if(!_el(regions[x]).checked) allchecked = 0;
			
			_el('allbranches').checked = (allchecked?"checked":"");
		}
	}
	
	var checked = false;
	for (x=0; x<regions.length; x++) {
		if(_el(regions[x]).checked) checked = true;		
	}
	return checked;
}

function checkSearchForm() {
	if(!checkBranches()) alert ("Please select atleast one branch");
    return checkBranches();
}

function typeChange(type) {
	if(type == "RL") {
		_el('minPrice').innerHTML = '<select class="formFieldText" name="minimumPrice"><option selected="selected" value="">No Preference</option><option value="100">£100 pcm</option><option value="200">£200 pcm</option><option value="300">£300 pcm</option><option value="400">£400 pcm</option><option value="500">£500 pcm</option><option value="600">£600 pcm</option><option value="700">£700 pcm</option><option value="800">£800 pcm</option><option value="900">£900 pcm</option><option value="1000">£1,000 pcm</option><option value="1250">£1,250 pcm</option><option value="1500">£1,500 pcm</option><option value="1750">£1,750 pcm</option><option value="2000">£2,000 pcm</option><option value="2500">£2,500 pcm</option><option value="3000">£3,000 pcm</option></select>';
		
		_el('maxPrice').innerHTML = '<select class="formFieldText" name="minimumPrice"><option selected="selected" value="">No Preference</option><option value="100">£100 pcm</option><option value="200">£200 pcm</option><option value="300">£300 pcm</option><option value="400">£400 pcm</option><option value="500">£500 pcm</option><option value="600">£600 pcm</option><option value="700">£700 pcm</option><option value="800">£800 pcm</option><option value="900">£900 pcm</option><option value="1000">£1,000 pcm</option><option value="1250">£1,250 pcm</option><option value="1500">£1,500 pcm</option><option value="1750">£1,750 pcm</option><option value="2000">£2,000 pcm</option><option value="2500">£2,500 pcm</option><option value="3000">£3,000 pcm</option></select>';
		
	} else {
		_el('minPrice').innerHTML = '<select name="minimumPrice"><option value="">No Preference</option><option value="50000">£50,000</option><option value="100000">£100,000</option><option value="150000">£150,000</option><option value="200000">£200,000</option><option value="250000">£250,000</option><option value="300000">£300,000</option><option value="350000">£350,000</option><option value="400000">£400,000</option><option value="450000">£450,000</option><option value="500000">£500,000</option><option value="600000">£600,000</option><option value="700000">£700,000</option><option value="800000">£800,000</option><option value="900000">£900,000</option><option value="1000000">£1,000,000</option></select>';
		
		_el('maxPrice').innerHTML = '<select name="maximumPrice"><option value="">No Preference</option><option value="150000">£150,000</option><option value="200000">£200,000</option><option value="250000">£250,000</option><option value="300000">£300,000</option><option value="350000">£350,000</option><option value="400000">£400,000</option><option value="450000">£450,000</option><option value="500000">£500,000</option><option value="750000">£750,000</option><option value="1000000">£1,000,000</option><option value="2000000">£2,000,000</option><option value="3000000">£3,000,000</option></select>';		
	}
}