// 숫자를 컴마 붙여서 리턴해준다.
	function price_comma( inja ) {
	    var returnStr = "";
		inja = inja.toString();
		
	    if ( inja == "" )
	        return returnStr;
	
	    var price = inja.toString();
	    
	    var i;
	    var length;
	    
	    var comma = price.indexOf( ".", 0 );
	
	    if ( comma != -1 )
	        length = price.substring( 0, comma ).length;
	    else
	        length = price.length;
	
	    if ( length == 0 )
	        return returnStr;
	
	    for( i = 0 ; i < length ; i++ )
	    {
	        if ( ( i != length - 1 ) && ( ( length - i ) % 3 == 0 ) )
	        {
	            returnStr += price.charAt( i - 1 );
	            returnStr += ",";
	        }
	        else
	        {
	            returnStr += price.charAt( i - 1 );
	        }
	    }
	
	    returnStr += price.charAt( i - 1 );
	
	    if ( comma != -1 )
	        returnStr = returnStr + price.substring( comma, price.length );
	
	    if ( returnStr.substring( 0, 1 ) == "," )
	        returnStr = returnStr.substring( 1, returnStr.length );
	
	    return returnStr;
	}
   
	// 콤마를 없애는 함수
	function rem_comma( inja )
	{
		result_sub_price = "";
		inja = inja.toString();
		if ( inja == "" )
			return result_sub_price;
	
		sub_price = inja.toString();
	
		for( i = 0 ; i < sub_price.length ; i++ )
		{
			if ( sub_price.charAt( i ) != "," )
				result_sub_price = result_sub_price + sub_price.charAt( i );
		}
	
		return result_sub_price;
	}

	// str 을 limit 바이트 만큼 자르고 '...' 을 붙임
	function cutStr(str,limit){
		var tmpStr = str;
		var byte_count = 0;
		var len = str.length;
		var dot = "";

		for(i=0; i<len; i++){
			byte_count += chr_byte(str.charAt(i));
			if(byte_count == limit-1){
				if(chr_byte(str.charAt(i+1)) == 2){
					tmpStr = str.substring(0,i+1);
					dot = "...";
				}else {
					if(i+2 != len) dot = "...";
					tmpStr = str.substring(0,i+2);
				}
				break;
			}else if(byte_count == limit){
				if(i+1 != len) dot = "...";
				tmpStr = str.substring(0,i+1);
				break;
			}
		}
		return tmpStr+dot;
	}

	function chr_byte(chr){
		if(escape(chr).length > 4)
			return 2;
		else
			return 1;
	}