// OMP Javascript
function openWin(URL,WIDTH,HEIGHT) {

	var day = new Date();
	var id = day.getTime();
	var lf = (screen.width - WIDTH)/2;
	var tf = (screen.height - HEIGHT)/2;

	var newWin = window.open(URL,'ompwin','toolbar=0,scrollbars=1,location=0,status=1,menubar=0,resizable=1,width='+WIDTH +',height='+HEIGHT+',top='+tf+',left='+lf+'');
	newWin.focus();

}

function openVideoWin(URL,WIDTH,HEIGHT) {

	var day = new Date();
	var id = day.getTime();
	var lf = (screen.width - WIDTH)/2;
	var tf = (screen.height - HEIGHT)/2;

	var newWin = eval("page" + id + " = window.open(URL,'" + id + "','toolbar=no,scrollbars=no,location=no,status=yes,menubar=no,resizable=yes,width=" + WIDTH +",height=" + HEIGHT +",top="+ tf + ",left="+ lf +"');");

}

function openPicWin(URL,WIDTH,HEIGHT) {

	var day = new Date();
	var id = day.getTime();
	var lf = (screen.width - WIDTH)/2;
	var tf = (screen.height - HEIGHT)/2;

	var newWin = eval("page" + id + " = window.open('pic.php?pic="+URL+"','" + id + "','toolbar=no,scrollbars=no,location=no,status=no,menubar=no,resizable=yes,directories=no,width=" + WIDTH +",height=" + HEIGHT +",top="+ tf + ",left="+ lf +"');");
}

function randomImagefrmArray(image_array,lrg) {
	
	var image_no = Math.floor(Math.random()*image_array.length);
	url = 'images/gallery/omp_pic'+image_array[image_no]+'.jpg';
	
	if(lrg == true) {
		lrg_ver = 'images/gallery/lrg/omp_pic'+image_array[image_no]+'.jpg';
		document.write('<a href="javascript: openPicWin(\''+lrg_ver+'\',810,700);" title="View larger version"><img src="'+url+'" alt="Old Man Pie" border="0" /></a>');
	}
	else {
		document.write('<img src="'+url+'" alt="Old Man Pie" />');
	}
	
	return false;
}

function random_string() {
	var rand_string = new Array();
	rand_string[0] = "Wagon Wheel Media for Sheffield's finest Alt-Country and Americana night";
	rand_string[1] = "TSTC Presents Americana @ Oporto for Leed's finest music night";
 	rand_string[2] = "Leo Brazil - Huddersfield's finest singer songwriter";
	rand_string[3] = "albinoblacksheep.com - for the web's finest flash animations and games";
	rand_string[4] = "Neil Diffley - Holmfirth's finest jazz musician pioneer";
 	rand_string[5] = "Old Man Pie - the North's finest exponents of dark country and anti-folk";
	
	rand = Math.floor(Math.random()*rand_string.length);
	return rand_string[rand];
}

function toggle_vis(obj) {
	var el = document.getElementById(obj);
    if (el.style.display != 'none' ) {
    	el.style.display = 'none';
    }
    else {
    	el.style.display = '';
    }
}