// JavaScript Document
<!--

stat=new Array(); 
	
var blnButton1on = 0;
var blnButton2on = 0;
var blnButton3on = 0;
var blnButton4on = 0;
	
function changeMain(id){
		
theButtonID = id;
	
	switch(theButtonID){
	
		case 1: if(blnButton1on == 1) {blnButton1on = 0;} else {blnButton1on = 1;} break;
		case 2: if(blnButton2on == 1) {blnButton2on = 0;} else {blnButton2on = 1;} break;
		case 3: if(blnButton3on == 1) {blnButton3on = 0;} else {blnButton3on = 1;} break;
		case 4: if(blnButton4on == 1) {blnButton4on = 0;} else {blnButton4on = 1;} break;
	
	}
		
	//alert(eval('blnButton'+(theButtonID)+'on'));
	
	objParent=document.getElementById(id); objDaughter=document.getElementById('iDMain'+id); 
	if(stat[id]!=1) {
		objDaughter.style.display='block';
	} else {
		if(stat[id]==1) {
			objDaughter.style.display='none';
		}
	}
	
	switch(theButtonID){
				
		case 1: 
			
			if(blnButton1on == 1) {
				objDaughter=document.getElementById('iDMain2'); 
				objDaughter.style.display='none';
				blnButton2on = 0;
				objDaughter=document.getElementById('iDMain3'); 
				objDaughter.style.display='none';			
				blnButton3on = 0;	
				objDaughter=document.getElementById('iDMain4'); 
				objDaughter.style.display='none';			
				blnButton4on = 0;					
			}			
			break;
			
		case 2: 
			
			if(blnButton2on == 1) {
				objDaughter=document.getElementById('iDMain1'); 
				objDaughter.style.display='none';
				blnButton1on = 0;				
				objDaughter=document.getElementById('iDMain3'); 
				objDaughter.style.display='none';			
				blnButton3on = 0;	
				objDaughter=document.getElementById('iDMain4'); 
				objDaughter.style.display='none';			
				blnButton4on = 0;					
			}			
			break;
			
		case 3: 
			
			if(blnButton3on == 1) {
				objDaughter=document.getElementById('iDMain1'); 
				objDaughter.style.display='none';
				blnButton1on = 0;				
				objDaughter=document.getElementById('iDMain2'); 
				objDaughter.style.display='none';			
				blnButton2on = 0;	
				objDaughter=document.getElementById('iDMain4'); 
				objDaughter.style.display='none';			
				blnButton4on = 0;					
			}			
			break;
			
		case 4: 
			
			if(blnButton4on == 1) {
				objDaughter=document.getElementById('iDMain1'); 
				objDaughter.style.display='none';
				blnButton1on = 0;				
				objDaughter=document.getElementById('iDMain2'); 
				objDaughter.style.display='none';			
				blnButton2on = 0;		
				objDaughter=document.getElementById('iDMain3'); 
				objDaughter.style.display='none';			
				blnButton3on = 0;						
			}			
			break;			
	
	}	
		
}
	
//-->