/*
-------------------------------------------------------------
Title:	BongSunSa - js
Author:	ji-hye yeo | yeojye@gmail.com | www.yeojye.com
latest Update:	2007.12

Note: Total js
------------------------------------------------------------ */


function newsA(g) {
        for (var i = 1; i <= 3 ; i ++ ) { 
        Vid = eval("newsA" +  i ); 
            if(g == i) {
                 Vid.style.display = '';
            } else {
                Vid.style.display = 'none';
            }
        }
}
function newsB(g) {
        for (var i = 1; i <= 3 ; i ++ ) { 
        Vid = eval("newsB" +  i ); 
            if(g == i) {
                 Vid.style.display = '';
            } else {
                Vid.style.display = 'none';
            }
        }
}


/*스크롤 스크립트*/
/**
*	사용법 : 바디 마지막에 new quick_scroll(document.getElementById('엘리먼트ID'),높이(top));
*/
  function quick_scroll(input_obj,move_top){
    this.timeId     = new Array();
    this.div_obj = new Array();
    try{
        this.input_obj = input_obj;
        this.input_obj.style.display = 'none';
    }catch(e){}
    var quick_scroll_counter;
    quick_scroll_counter = (typeof(quick_scroll_counter)=='undefined')? 0:quick_scroll_counter++;
    this.counter = quick_scroll_counter;
    this.div_obj_top = parseInt(this.input_obj.style.top);
    this.div_obj_left = parseInt(this.input_obj.style.left);    
    this.div_obj_max_move_top = (move_top)? move_top:this.div_obj_top;//browser top offset 
    this.move();
}

quick_scroll.prototype = {    
    move : function(){
        this.div_obj = document.createElement("div");
        this.div_obj.id='layers1'+this.counter;
        this.div_obj.style.position = 'absolute';
        this.div_obj.style.top=this.div_obj_top+'px';
        this.div_obj.style.padding='0px';
        this.div_obj.style.left=this.div_obj_left+'px';
        this.div_obj.style.backgroundColor=(this.input_obj.style.backgroundColor)? this.input_obj.style.backgroundColor:'transparent';
        this.div_obj.style.overflow='hidden';
        this.div_obj.style.textOverflow='ellipsis';
        this.div_obj.style.width=this.input_obj.style.width;
        this.div_obj.style.border=this.input_obj.style.border;
        this.div_obj.style.padding=this.input_obj.style.padding;
        try{
            document.body.appendChild(this.div_obj);            
            this.div_obj.innerHTML = this.input_obj.innerHTML;
            this.move_menu();
        }catch(e){alert(e)}
    },
    move_menu : function (){
        var obj = this;
        this.div_obj_start = parseInt(this.div_obj.style.top,10);
        this.div_obj_end = parseInt(this.scrollTop()) + parseInt(this.div_obj_max_move_top,10);
        if (this.div_obj_end < parseInt(this.div_obj_top,10)) this.div_obj_end = parseInt(this.div_obj_top,10);
        if (this.div_obj_start != this.div_obj_end ) {
            this.div_obj_offset = Math.ceil(Math.abs( this.div_obj_end - this.div_obj_start ) / 15 );
            t = parseInt(this.div_obj.style.top, 10) + ((this.div_obj_end<this.div_obj_start)? this.div_obj_offset*-1:this.div_obj_offset);
            this.div_obj.style.top = t+'px';
            this.slide_time = 10;
        }
        this.timeId[this.div_obj.id] = window.setTimeout(function(){obj.move_menu()},this.slide_time);
    },
    scrollTop : function (){//xhtml doctype patch
        if (window.pageYOffset){
            scroll_top = window.pageYOffset
        }else if (document.documentElement && document.documentElement.scrollTop){
            scroll_top = document.documentElement.scrollTop
        }else if (document.body){
            scroll_top = document.body.scrollTop
        }
        return scroll_top;
    }
}
/*스크롤 스크립트 끝*/