function show(it){
	if(document.getElementById('kmin'+it) != null)
		document.getElementById('kmin'+it).style.display = 'none';
	if(document.getElementById('kmax'+it) != null)
		document.getElementById('kmax'+it).style.display = 'block';
};
function hide(it){
	if(document.getElementById('kmax'+it) != null)
		document.getElementById('kmax'+it).style.display = 'none';
	if(document.getElementById('kmin'+it) != null)
		document.getElementById('kmin'+it).style.display = 'block';
};
function hidealll(i){
 for(a=1;a<=i;a++){
 	if(document.getElementById('kmax'+a) != null) 
		document.getElementById('kmax'+a).style.display = 'none';
 	if(document.getElementById('kmax'+a) != null)
		document.getElementById('kmin'+a).style.display = 'block';
 };
};
function tg(gr){
 if((document.getElementById('gr'+gr) != null)&&(document.getElementById('gr'+gr).style.display == 'none')){
   document.getElementById('gr'+gr).style.display = 'block';
 }else if(document.getElementById('gr'+gr) != null){
   document.getElementById('gr'+gr).style.display = 'none';
 };
};
function itg(i){
    if(document.getElementById('ia1'))
        document.getElementById('ia1').style.display = 'none';
    if(document.getElementById('ia2'))
        document.getElementById('ia2').style.display = 'none';
    if(document.getElementById('ia3'))
        document.getElementById('ia3').style.display = 'none';
    if(document.getElementById('ia4'))
        document.getElementById('ia4').style.display = 'none';
    if(document.getElementById('ia5'))
        document.getElementById('ia5').style.display = 'none';
    if(document.getElementById('ia6'))
        document.getElementById('ia6').style.display = 'none';
    if(document.getElementById('ia7'))
        document.getElementById('ia7').style.display = 'none';            
    if(document.getElementById('ia'+i))
        document.getElementById('ia'+i).style.display = 'block';
    if(document.getElementById('i1'))
        document.getElementById('i1').style.display = 'block';
    if(document.getElementById('i2'))
        document.getElementById('i2').style.display = 'block';
    if(document.getElementById('i3'))
        document.getElementById('i3').style.display = 'block';
    if(document.getElementById('i4'))
        document.getElementById('i4').style.display = 'block';
    if(document.getElementById('i5'))
        document.getElementById('i5').style.display = 'block';
    if(document.getElementById('i6'))
        document.getElementById('i6').style.display = 'block';
     if(document.getElementById('i7'))
        document.getElementById('i7').style.display = 'block';            
    if(document.getElementById('i'+i))
        document.getElementById('i'+i).style.display = 'none';
    if(document.getElementById('info1'))
        document.getElementById('info1').style.display = 'none';
    if(document.getElementById('info2'))
        document.getElementById('info2').style.display = 'none';
    if(document.getElementById('info3'))
        document.getElementById('info3').style.display = 'none';
    if(document.getElementById('info4'))
        document.getElementById('info4').style.display = 'none';
    if(document.getElementById('info5'))
        document.getElementById('info5').style.display = 'none';
    if(document.getElementById('info6'))
        document.getElementById('info6').style.display = 'none';
    if(document.getElementById('info7'))
        document.getElementById('info7').style.display = 'none';
    if(document.getElementById('info'+i))
        document.getElementById('info'+i).style.display = 'block';
};