// function to generate a random number range.
function randRange(minNum, maxNum) {
  return (Math.floor(Math.random() * (maxNum - minNum + 1)) + minNum);
}

function randEmoji() {
  var emojis = [
	'😄','😃','😀','😊','☺','😉','😍','😘','😚','😗','😙','😜','😝','😛','😳','😁','😔','😌','😒','😞','😣','😢','😂','😭','😪','😥','😰','😅','😓','😩','😫','😨','😱','😠','😡','😤','😖','😆','😋','😷','😎','😴','😵','😲','😟','😦','😧','😈','👿','😮','😬','😐','😕','😯','😶','😇','😏','😑','👲','👳','👮','👷','💂','👶','👦','👧','👨','👩','👴','👵','👱','👼','👸','😺','😸','😻','😽','😼','🙀','😿','😹','😾','👹','👺','🙈','🙉','🙊','💀','👽','💩','🔥','✨','🌟','💫','💥','💢','💦','💧','💤','💨','👂','👀','👃','👅','👄','👍','👎','👌','👊','✊','✌','👋','✋','👐','👆','👇','👉','👈','🙌','🙏','☝','👏','💪','🚶','🏃','💃','👫','👪','👬','👭','💏','💑','👯','🙆','🙅','💁','🙋','💆','💇','💅','👰','🙎','🙍','🙇','🎩','👑','👒','👟','👞','👡','👠','👢','👕','👔','👚','👗','🎽','👖','👘','👙','💼','👜','👝','👛','👓','🎀','🌂','💄','💛','💙','💜','💚','❤','💔','💗','💓','💕','💖','💞','💘','💌','💋','💍','💎','👤','👥','💬','👣','💭','🐶','🐺','🐱','🐭','🐹','🐰','🐸','🐯','🐨','🐻','🐷','🐽','🐮','🐗','🐵','🐒','🐴','🐑','🐘','🐼','🐧','🐦','🐤','🐥','🐣','🐔','🐍','🐢','🐛','🐝','🐜','🐞','🐌','🐙','🐚','🐠','🐟','🐬','🐳','🐋','🐄','🐏','🐀','🐃','🐅','🐇','🐉','🐎','🐐','🐓','🐕','🐖','🐁','🐂','🐲','🐡','🐊','🐫','🐪','🐆','🐈','🐩','🐾','💐','🌸','🌷','🍀','🌹','🌻','🌺','🍁','🍃','🍂','🌿','🌾','🍄','🌵','🌴','🌲','🌳','🌰','🌱','🌼','🌐','🌞','🌝','🌚','🌑','🌒','🌓','🌔','🌕','🌖','🌗','🌘','🌜','🌛','🌙','🌍','🌎','🌏','🌋','🌌','🌠','⭐','☀','⛅','☁','⚡','☔','❄','⛄','🌀','🌁','🌈','🌊','🎍','💝','🎎','🎒','🎓','🎏','🎆','🎇','🎐','🎑','🎃','👻','🎅','🎄','🎁','🎋','🎉','🎊','🎈','🎌','🔮','🎥','📷','📹','📼','💿','📀','💽','💾','💻','📱','☎','📞','📟','📠','📡','📺','📻','🔊','🔉','🔈','🔇','🔔','🔕','📢','📣','⏳','⌛','⏰','⌚','🔓','🔒','🔏','🔐','🔑','🔎','💡','🔦','🔆','🔅','🔌','🔋','🔍','🛁','🛀','🚿','🚽','🔧','🔩','🔨','🚪','🚬','💣','🔫','🔪','💊','💉','💰','💴','💵','💷','💶','💳','💸','📲','📧','📥','📤','✉','📩','📨','📯','📫','📪','📬','📭','📮','📦','📝','📄','📃','📑','📊','📈','📉','📜','📋','📅','📆','📇','📁','📂','✂','📌','📎','✒','✏','📏','📐','📕','📗','📘','📙','📓','📔','📒','📚','📖','🔖','📛','🔬','🔭','📰','🎨','🎬','🎤','🎧','🎼','🎵','🎶','🎹','🎻','🎺','🎷','🎸','👾','🎮','🃏','🎴','🀄','🎲','🎯','🏈','🏀','⚽','⚾','🎾','🎱','🏉','🎳','⛳','🚵','🚴','🏁','🏇','🏆','🎿','🏂','🏊','🏄','🎣','☕','🍵','🍶','🍼','🍺','🍻','🍸','🍹','🍷','🍴','🍕','🍔','🍟','🍗','🍖','🍝','🍛','🍤','🍱','🍣','🍥','🍙','🍘','🍚','🍜','🍲','🍢','🍡','🍳','🍞','🍩','🍮','🍦','🍨','🍧','🎂','🍰','🍪','🍫','🍬','🍭','🍯','🍎','🍏','🍊','🍋','🍒','🍇','🍉','🍓','🍑','🍈','🍌','🍐','🍍','🍠','🍆','🍅','🌽','🏠','🏡','🏫','🏢','🏣','🏥','🏦','🏪','🏩','🏨','💒','⛪','🏬','🏤','🌇','🌆','🏯','🏰','⛺','🏭','🗼','🗾','🗻','🌄','🌅','🌃','🗽','🌉','🎠','🎡','⛲','🎢','🚢','⛵','🚤','🚣','⚓','🚀','✈','💺','🚁','🚂','🚊','🚉','🚞','🚆','🚄','🚅','🚈','🚇','🚝','🚋','🚃','🚎','🚌','🚍','🚙','🚘','🚗','🚕','🚖','🚛','🚚','🚨','🚓','🚔','🚒','🚑','🚐','🚲','🚡','🚟','🚠','🚜','💈','🚏','🎫','🚦','🚥','⚠','🚧','🔰','⛽','🏮','🎰','♨','🗿','🎪','🎭','📍','🚩','⬆','⬇','⬅','➡','🔠','🔡','🔤','↗','↖','↘','↙','↔','↕','🔄','◀','▶','🔼','🔽','↩','↪','ℹ','⏪','⏩','⏫','⏬','⤵','⤴','🆗','🔀','🔁','🔂','🆕','🆙','🆒','🆓','🆖','📶','🎦','🈁','🈯','🈳','🈵','🈴','🈲','🉐','🈹','🈺','🈶','🈚','🚻','🚹','🚺','🚼','🚾','🚰','🚮','🅿','♿','🚭','🈷','🈸','🈂','Ⓜ','🛂','🛄','🛅','🛃','🉑','㊙','㊗','🆑','🆘','🆔','🚫','🔞','📵','🚯','🚱','🚳','🚷','🚸','⛔','✳','❇','❎','✅','✴','💟','🆚','📳','📴','🅰','🅱','🆎','🅾','💠','➿','♻','♈','♉','♊','♋','♌','♍','♎','♏','♐','♑','♒','♓','⛎','🔯','🏧','💹','💲','💱','©','®','™','〽','〰','🔝','🔚','🔙','🔛','🔜','❌','⭕','❗','❓','❕','❔','🔃','🕛','🕧','🕐','🕜','🕑','🕝','🕒','🕞','🕓','🕟','🕔','🕠','🕕','🕖','🕗','🕘','🕙','🕚','🕡','🕢','🕣','🕤','🕥','🕦','✖','➕','➖','➗','♠','♥','♣','♦','💮','💯','✔','☑','🔘','🔗','➰','🔱','🔲','🔳','◼','◻','◾','◽','▪','▫','🔺','⬜','⬛','⚫','⚪','🔴','🔵','🔻','🔶','🔷','🔸','🔹'
  ];

  return emojis[Math.floor(Math.random() * emojis.length)];
}

// function to generate drops
function createRain() {
	var i;
	var drop_number = 0;
	for (i = 0; i < 10; i++) {
		var num_drops = randRange(3,6);
		for (x = 0; x <= num_drops; x++) {
			var dropLeft = randRange(i*10,i*10+10);
			var dropTop = randRange(-1000,1400);
			$('.rain').append('<div class="drop'+randRange(1,10)+'" id="drop'+drop_number+'">' + randEmoji() + '</div>');
			$('#drop'+drop_number).css('left',dropLeft+"%");
			$('#drop'+drop_number).css('top',dropTop);
			drop_number++;
		}
	}
}

// Mobile check
mobileCheck = function() {
  var check = false;
  (function(a){if(/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino|android|ipad|playbook|silk/i.test(a)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(a.substr(0,4))) check = true;})(navigator.userAgent||navigator.vendor||window.opera);
  return check;
};

// Make it rain
if(!mobileCheck()) {
	createRain();
}