function preloadImages() {
	var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
	var i,j=d.MM_p.length,a=preloadImages.arguments; for(i=0; i<a.length; i++)
	if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function swapImage(area, map) {
	swapArea = area;
	swapMap = map;
	document.getElementById(swapMap).src = swapArea;
}

var minSizeVar
var maxSizeVar

function minSizeValue() {
	minSizeVar = document.size.minSize.value;
}

function maxSizeValue() {
	maxSizeVar = document.size.maxSize.value;
}

function searchString(details) {
	var array = details.split(',',2); 
	var area = (array[0]);
	var postcode = (array[1]);
	
	var sizes = ''
	if (minSizeVar){sizes = '&minSize=' + minSizeVar}
	if (maxSizeVar){sizes = sizes + '&maxSize=' + maxSizeVar}
	
	window.location = 'property/?area=' + area + '&postcode=' + postcode + sizes;
}