var spl_num=1;
var num=1;
var t,t2,obj,op; 
var cm=0;     // ??? ??????????? ????????? 
	 
	function appear(x)   // x - ???????? ???????? ???????????? 
	{
	    op = (obj.style.opacity)?parseFloat(obj.style.opacity):parseInt(obj.style.filter)/100; 
	     
	    if(op < x)  
	    { 
	        clearTimeout(t2); 
	        op += 0.05; 
	        cm.innerHTML = Math.round(op*10)/10*100+'%'; // ??????????? ????????? 
	        obj.style.opacity = op; 
	        obj.style.filter='alpha(opacity='+op*100+')'; 
	        t=setTimeout('appear('+x+')',20); 
	    }
		else {
			dis_time=setTimeout('disappear(0)',10000);
		};
	} 
	 
	function disappear(x) 
	{ 
	    op = (obj.style.opacity)?parseFloat(obj.style.opacity):parseInt(obj.style.filter)/100; 
	     
	    if(op > x)  
	    { 
	        clearTimeout(t); 
	        op -= 0.05; 
	        cm.innerHTML = Math.round(op*10)/10*100+'%'; // ??????????? ????????? 
	        obj.style.opacity = op; 
	        obj.style.filter='alpha(opacity='+op*100+')'; 
	        t2=setTimeout('disappear('+x+')',20); 
	    }
		else {
			blocks_random();
		};
	}
	function blocks_random() {
			if(spl_num>5) 
				spl_num=1;
			
			if(spl_num==1) {
							document.getElementById('but_cr').src="images/1_on.jpg";
							document.getElementById('but_se').src="images/2_off.jpg";
							document.getElementById('but_tr').src="images/3_off.jpg";
							document.getElementById('but_tr4').src="images/4_off.jpg";
							document.getElementById('but_tr5').src="images/5_off.jpg";
							
							document.getElementById('block1').style.display='block';
							document.getElementById('block2').style.display='none';
							document.getElementById('block3').style.display='none';
							document.getElementById('block4').style.display='none';
							document.getElementById('block5').style.display='none';
							
							document.getElementById('td_bg').style.background='url(images/expo-spartacus.png)';
							document.getElementById('td_bg').style.backgroundRepeat="no-repeat";
							document.getElementById('td_bg').style.backgroundPosition="right top";
							
							obj=document.getElementById('ran_block_inside1')
						  };
			if(spl_num==2) {
							document.getElementById('but_cr').src="images/1_off.jpg";
							document.getElementById('but_se').src="images/2_on.jpg";
							document.getElementById('but_tr').src="images/3_off.jpg";
							document.getElementById('but_tr4').src="images/4_off.jpg";
							document.getElementById('but_tr5').src="images/5_off.jpg";
							
							document.getElementById('block1').style.display='none';
							document.getElementById('block2').style.display='block';
							document.getElementById('block3').style.display='none';
							document.getElementById('block4').style.display='none';
							document.getElementById('block5').style.display='none';
							
							document.getElementById('td_bg').style.background='url(images/expo-man-v-food.png)';
							document.getElementById('td_bg').style.backgroundRepeat="no-repeat";
							document.getElementById('td_bg').style.backgroundPosition="right top";
							
							obj=document.getElementById('ran_block_inside2')
						  };
			if(spl_num==3) {
							document.getElementById('but_cr').src="images/1_off.jpg";
							document.getElementById('but_se').src="images/2_off.jpg";
							document.getElementById('but_tr').src="images/3_on.jpg";
							document.getElementById('but_tr4').src="images/4_off.jpg";
							document.getElementById('but_tr5').src="images/5_off.jpg";
								
							document.getElementById('block1').style.display='none';
							document.getElementById('block2').style.display='none';
							document.getElementById('block3').style.display='block';
							document.getElementById('block4').style.display='none';
							document.getElementById('block5').style.display='none';
							
							document.getElementById('td_bg').style.background='url(images/GreenMountainDigital.png)';
							document.getElementById('td_bg').style.backgroundRepeat="no-repeat";
							document.getElementById('td_bg').style.backgroundPosition="right top";
							
							obj=document.getElementById('ran_block_inside3')
					};
						  
			  if(spl_num==4) {
					document.getElementById('but_cr').src="images/1_off.jpg";
					document.getElementById('but_se').src="images/2_off.jpg";
					document.getElementById('but_tr').src="images/3_off.jpg";
					document.getElementById('but_tr4').src="images/4_on.jpg";
					document.getElementById('but_tr5').src="images/5_off.jpg";
						
					
					document.getElementById('block1').style.display='none';
					document.getElementById('block2').style.display='none';
					document.getElementById('block3').style.display='none';
					document.getElementById('block4').style.display='block';
					document.getElementById('block5').style.display='none';
					
					
					document.getElementById('td_bg').style.background='url(images/expo-geico.PNG)';
					document.getElementById('td_bg').style.backgroundRepeat="no-repeat";
					document.getElementById('td_bg').style.backgroundPosition="right top";
					
					obj=document.getElementById('ran_block_inside4')
				  };
							  
							  
			  if(spl_num==5) {
					document.getElementById('but_cr').src="images/1_off.jpg";
					document.getElementById('but_se').src="images/2_off.jpg";
					document.getElementById('but_tr').src="images/3_off.jpg";
					document.getElementById('but_tr4').src="images/4_off.jpg";
					document.getElementById('but_tr5').src="images/5_on.jpg";
						
					
					document.getElementById('block1').style.display='none';
					document.getElementById('block2').style.display='none';
					document.getElementById('block3').style.display='none';
					document.getElementById('block4').style.display='none';
					document.getElementById('block5').style.display='block';
					
					document.getElementById('td_bg').style.background='url(images/Candystand_com.png)';
					document.getElementById('td_bg').style.backgroundRepeat="no-repeat";
					document.getElementById('td_bg').style.backgroundPosition="right top";
					
					obj=document.getElementById('ran_block_inside5')
				  };
								  
								  
			spl_num++;	
			appear(1);
		}
	function quick_trans() {
			if(spl_num==1) {
							document.getElementById('but_cr').src="images/1_on.jpg";
							document.getElementById('but_se').src="images/2_off.jpg";
							document.getElementById('but_tr').src="images/3_off.jpg";
						  };
			if(spl_num==2) {
							document.getElementById('but_cr').src="images/1_off.jpg";
							document.getElementById('but_se').src="images/2_on.jpg";
							document.getElementById('but_tr').src="images/3_off.jpg";
						  };
			if(spl_num==3) {
							document.getElementById('but_cr').src="images/1_off.jpg";
							document.getElementById('but_se').src="images/2_off.jpg";
							document.getElementById('but_tr').src="images/3_on.jpg";
						  };
					  }