$(document).ready(function(){
		
		var curNum = 1;
		var imgPath = "images/gallery/";
		var numPath;
		
		$('#next a').click(function(){
			curNum++;
			if(curNum > numImages){
				curNum = 1;	
			}
			
			if(curNum < 10){
				numPath = "00"+curNum; 	
			}else if(curNum < 100){
				numPath = "0"+curNum;
			}else{
				numPath = curNum;	
			}
			
			$('#lg_img img').attr({'src': imgPath+numPath+".jpg"});
			$('#lg_img img').attr({'alt': 'image '+numPath});
		})
		
		$('#prev a').click(function(){
			curNum--;
			if(curNum < 1){
				curNum = numImages;	
			}
			
			if(curNum < 10){
				numPath = "00"+curNum; 	
			}else if(curNum < 100){
				numPath = "0"+curNum;
			}else{
				numPath = curNum;	
			}
			
			$('#lg_img img').attr({'src': imgPath+numPath+".jpg"});
			$('#lg_img img').attr({'alt': 'image '+numPath});
		})
	
	})