var prev;
prev='';
var opened;

function pop_up_1(filename){
	
	if ((prev==filename) && (opened.closed==false)){
		opened.focus();
	}
	else{
		if((prev!='') && (opened.closed==false)){
			opened.close();
		}
		opened=window.open(filename,'','status=no,scrollbars=no, top=0,left=140,width=640,height=453');
		prev=filename;
	}
}


function pop_up_2(filename){
	
	if ((prev==filename) && (opened.closed==false)){
		opened.focus();
	}
	else{
		if((prev!='') && (opened.closed==false)){
			opened.close();
		}
		opened=window.open(filename,'','status=no,scrollbars=no, top=0,left=140,width=339,height=480');
		prev=filename;
	}
}


function pop_up_2_leiras(filename){
	
	if ((prev==filename) && (opened.closed==false)){
		opened.focus();
	}
	else{
		if((prev!='') && (opened.closed==false)){
			opened.close();
		}
		opened=window.open(filename,'','status=no,scrollbars=no, top=0,left=140,width=640,height=480');
		prev=filename;
	}
}

function pop_up_2000L(filename){
	
	if ((prev==filename) && (opened.closed==false)){
		opened.focus();
	}
	else{
		if((prev!='') && (opened.closed==false)){
			opened.close();
		}
		opened=window.open(filename,'','status=no,scrollbars=no, top=0,left=140,width=640,height=260');
		prev=filename;
	}
}

function pop_up_JM_trombita(filename){
	
	if ((prev==filename) && (opened.closed==false)){
		opened.focus();
	}
	else{
		if((prev!='') && (opened.closed==false)){
			opened.close();
		}
		opened=window.open(filename,'','status=no,scrollbars=no, top=0,left=140,width=640,height=230');
		prev=filename;
	}
}

function pop_up_JM_zseb(filename){
	
	if ((prev==filename) && (opened.closed==false)){
		opened.focus();
	}
	else{
		if((prev!='') && (opened.closed==false)){
			opened.close();
		}
		opened=window.open(filename,'','status=no,scrollbars=no, top=0,left=140,width=360,height=370');
		prev=filename;
	}
}

function pop_up_JM_szarnykurt(filename){
	
	if ((prev==filename) && (opened.closed==false)){
		opened.focus();
	}
	else{
		if((prev!='') && (opened.closed==false)){
			opened.close();
		}
		opened=window.open(filename,'','status=no,scrollbars=no, top=0,left=140,width=640,height=350');
		prev=filename;
	}
}

function pop_up_JM_kurt(filename){
	
	if ((prev==filename) && (opened.closed==false)){
		opened.focus();
	}
	else{
		if((prev!='') && (opened.closed==false)){
			opened.close();
		}
		opened=window.open(filename,'','status=no,scrollbars=no, top=0,left=140,width=640,height=530');
		prev=filename;
	}
}

function pop_up_JM_bariton(filename){
	
	if ((prev==filename) && (opened.closed==false)){
		opened.focus();
	}
	else{
		if((prev!='') && (opened.closed==false)){
			opened.close();
		}
		opened=window.open(filename,'','status=no,scrollbars=no, top=0,left=140,width=240,height=480');
		prev=filename;
	}
}

function pop_up_JM_eufonium(filename){
	
	if ((prev==filename) && (opened.closed==false)){
		opened.focus();
	}
	else{
		if((prev!='') && (opened.closed==false)){
			opened.close();
		}
		opened=window.open(filename,'','status=no,scrollbars=no, top=0,left=140,width=386,height=480');
		prev=filename;
	}
}

function pop_up_JM_tuba(filename){
	
	if ((prev==filename) && (opened.closed==false)){
		opened.focus();
	}
	else{
		if((prev!='') && (opened.closed==false)){
			opened.close();
		}
		opened=window.open(filename,'','status=no,scrollbars=no, top=0,left=140,width=592,height=480');
		prev=filename;
	}
}

function pop_up_JM_szaxofon(filename){
	
	if ((prev==filename) && (opened.closed==false)){
		opened.focus();
	}
	else{
		if((prev!='') && (opened.closed==false)){
			opened.close();
		}
		opened=window.open(filename,'','status=no,scrollbars=no, top=0,left=140,width=250,height=480');
		prev=filename;
	}
}

function pop_up_JM_oboa(filename){
	
	if ((prev==filename) && (opened.closed==false)){
		opened.focus();
	}
	else{
		if((prev!='') && (opened.closed==false)){
			opened.close();
		}
		opened=window.open(filename,'','status=no,scrollbars=no, top=0,left=140,width=125,height=480');
		prev=filename;
	}
}

function pop_up_JM_fuvola(filename){
	
	if ((prev==filename) && (opened.closed==false)){
		opened.focus();
	}
	else{
		if((prev!='') && (opened.closed==false)){
			opened.close();
		}
		opened=window.open(filename,'','status=no,scrollbars=no, top=0,left=140,width=640,height=449');
		prev=filename;
	}
}

function pop_up_JM_hegedu(filename){
	
	if ((prev==filename) && (opened.closed==false)){
		opened.focus();
	}
	else{
		if((prev!='') && (opened.closed==false)){
			opened.close();
		}
		opened=window.open(filename,'','status=no,scrollbars=no, top=0,left=140,width=510,height=380');
		prev=filename;
	}
}

function pop_up_JM_csello(filename){
	
	if ((prev==filename) && (opened.closed==false)){
		opened.focus();
	}
	else{
		if((prev!='') && (opened.closed==false)){
			opened.close();
		}
		opened=window.open(filename,'','status=no,scrollbars=no, top=0,left=140,width=300,height=516');
		prev=filename;
	}
}