/* + functions for homepage area boxes */
function blockMenu(obj) { /* for homepage box elements with floating buttons */
	var block = document.getElementById(obj);
	if (block.style.display != 'none') {
		block.style.display = 'none';
	} else {
		block.style.display = 'block';
	}
}
function showHide(obj) { /*generic show/hide div toggle */
	var div = document.getElementById(obj);
	if (div.style.display != 'none') {
		div.style.display = 'none';
	} else {
		div.style.display = 'block';
	}
}
/* - functions for homepage area boxes */


/* + functions for property finder form */
function showDrop(obj) { /* for "property finder" form on homepage dropdown lists */
	var drop = document.getElementById(obj);
	if (drop.style.display != 'none') {
		drop.style.display = 'none';
	} else {
		drop.style.display = 'block';
	}
	if(obj == "drop-1") {
		document.getElementById('drop-2').style.display = 'none';
	}
	if(obj == "drop-2") {
		document.getElementById('drop-1').style.display = 'none';
	}
}
function hideDrop(obj) { /* for "property finder" form on homepage dropdown lists */
	timer = setTimeout("document.getElementById('"+obj+"').style.display = 'none';", 900);
}
function stopHide() { /* for "property finder" form on homepage dropdown lists */
	clearTimeout(timer);
}
function fill(value, id, drop) { //auto fill on property input fields
	document.getElementById(id).value = value;
	document.getElementById(drop).style.display = 'none';
}
/* - functions for property finder form */


/* + functions for quick enquiry forms homepage */
function checkForm(formname) {
	if(formname == "callback") {
		var name = document.callback.callback_name.value;
		var telephone = document.callback.callback_telephone.value;
		if(name == "" || telephone == "") {
			alert('Error!\n\nPlease ensure all fields are completed,\ncheck spellings and ensure any email address are correct.');
			return false;
		} else {
			return true;
		}
	}
	if(formname == "newsletter") {
		var name = document.newsletter.newsletter_name.value;
		var email = document.newsletter.newsletter_email.value;
		var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
		if(name == "" || email == "" || reg.test(email) == false) {
			alert('Error!\n\nPlease ensure all fields are completed,\ncheck spellings and ensure any email address are correct.');
			return false;
		} else {
			return true;
		}
	}
	if(formname == "brochure") {
		var name = document.brochure.brochure_name.value;
		var telephone = document.brochure.brochure_telephone.value;
		var email = document.brochure.brochure_email.value;
		var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
		if(name == "" || telephone == "" || email == "" || reg.test(email) == false) {
			alert('Error!\n\nPlease ensure all fields are completed,\ncheck spellings and ensure any email address are correct.');
			return false;
		} else {
			return true;
		}
	}
	if(formname == "property_enquire") {
		var name = document.property_enquire.name.value;
		var telephone = document.property_enquire.telephone.value;
		var email = document.property_enquire.email.value;
		var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
		if(name == "" || telephone == "" || email == "" || reg.test(email) == false) {
			alert('Error!\n\nPlease ensure all fields are completed,\ncheck spellings and ensure any email address are correct.');
			return false;
		} else {
			return true;
		}
	}
	if(formname == "inspection_book") {
		var name = document.inspection_book.name.value;
		var telephone = document.inspection_book.telephone.value;
		var email = document.inspection_book.email.value;
		var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
		if(name == "" || telephone == "" || email == "" || reg.test(email) == false) {
			alert('Error!\n\nPlease ensure all fields are completed,\ncheck spellings and ensure any email address are correct.');
			return false;
		} else {
			return true;
		}
	}
	if(formname == "contact_form") {
		var name = document.contact_form.name.value;
		var telephone = document.contact_form.telephone.value;
		var email = document.contact_form.email.value;
		var message = document.contact_form.message.value;
		var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
		if(name == "" || telephone == "" || email == "" || message == "" || reg.test(email) == false) {
			alert('Error!\n\nPlease ensure all fields are completed,\ncheck spellings and ensure any email address are correct.');
			return false;
		} else {
			return true;
		}
	}
}
/* - functions for quick enquiry forms homepage */

/* + clear all the active classes from gallery buttons */
function clearActive() {
	if(document.getElementById('link1')) {document.getElementById('link1').className = '';}
	if(document.getElementById('link2')) {document.getElementById('link2').className = '';}
	if(document.getElementById('link3')) {document.getElementById('link3').className = '';}
	if(document.getElementById('link4')) {document.getElementById('link4').className = '';}
	if(document.getElementById('link5')) {document.getElementById('link5').className = '';}
	if(document.getElementById('link6')) {document.getElementById('link6').className = '';}
}
/* - clear all the active classes from gallery buttons */

/* + auto resizing popup image window */
PositionX 		= 10;
PositionY 		= 10;
defaultWidth 	= 600;
defaultHeight 	= 400;
var AutoClose 	= true;
function popImage(imageURL,imageTitle){
	var imgWin = window.open('','_blank','scrollbars=no,resizable=1,width='+defaultWidth+',height='+defaultHeight+',left='+PositionX+',top='+PositionY);
	if(!imgWin) {return true;}
	imgWin.document.write(
		'<html><head><title>'+imageTitle+'<\/title><script type="text\/javascript">\n'+
		'function resizeWinTo() {\n'+
		'if( !document.images.length ) { document.images[0] = document.layers[0].images[0]; }'+
		'var oH = document.images[0].height, oW = document.images[0].width;\n'+
		'if( !oH || window.doneAlready ) { return; }\n'+ //in case images are disabled
		'window.doneAlready = true;\n'+ //for Safari and Opera
		'var x = window; x.resizeTo( oW + 200, oH + 200 );\n'+
		'var myW = 0, myH = 0, d = x.document.documentElement, b = x.document.body;\n'+
		'if( x.innerWidth ) { myW = x.innerWidth; myH = x.innerHeight; }\n'+
		'else if( d && d.clientWidth ) { myW = d.clientWidth; myH = d.clientHeight; }\n'+
		'else if( b && b.clientWidth ) { myW = b.clientWidth; myH = b.clientHeight; }\n'+
		'if( window.opera && !document.childNodes ) { myW += 16; }\n'+
		'x.resizeTo( oW = oW + ( ( oW + 200 ) - myW ), oH = oH + ( (oH + 200 ) - myH ) );\n'+
		'var scW = screen.availWidth ? screen.availWidth : screen.width;\n'+
		'var scH = screen.availHeight ? screen.availHeight : screen.height;\n'+
		'if( !window.opera ) { x.moveTo(Math.round((scW-oW)/2),Math.round((scH-oH)/2)); }\n'+
		'}\n'+
		'<\/script>'+
		'<\/head><body onload="resizeWinTo();"'+(AutoClose?' onblur="self.close();"':'')+'>'+
		(document.layers?('<layer left="0" top="0">'):('<div style="position:absolute;left:0px;top:0px;display:table;">'))+
		'<img src='+imageURL+' alt="Loading image ..." title="" onload="resizeWinTo();">'+
		(document.layers?'<\/layer>':'<\/div>')+'<\/body><\/html>'
	);
	imgWin.document.close();
	if(imgWin.focus) {imgWin.focus();}
	return false;
}
/* - auto resizing popup image window */

/* + update content of div using id on the fly */
function updateContent(id, content) {
	var edit = document.getElementById(id);
	edit.innerHTML = content;
}
/* - update content of div using id on the fly */

/* + show span for tooltip on images */
function tooltip(spanid) {
	var span = document.getElementById(spanid).style;
	if(span.display == 'block') {
		span.display = 'none';
	} else {
		span.display = 'block';
	}
}
/* - show span for tooltip on images */

/* + property image's preloader */
if(document.getElementById('prod_image_1')) {
	image1 = new Image();
	image1.src = document.getElementById('prod_image_1').src;
}
if(document.getElementById('prod_image_2')) {
	image2 = new Image();
	image2.src = document.getElementById('prod_image_2').src;
}
if(document.getElementById('prod_image_3')) {
	image3 = new Image();
	image3.src = document.getElementById('prod_image_3').src;
}
if(document.getElementById('prod_image_4')) {
	image4 = new Image();
	image4.src = document.getElementById('prod_image_4').src;
}
if(document.getElementById('prod_image_5')) {
	image5 = new Image();
	image5.src = document.getElementById('prod_image_5').src;
}
if(document.getElementById('prod_image_6')) {
	image6 = new Image();
	image6.src = document.getElementById('prod_image_6').src;
}
/* - property image's preloader */