function showform() {
	var toc1 = document.getElementById('tocinside1');
	var checkbox1=document.getElementById('bb1');
	var toc2 = document.getElementById('tocinside2');
	var checkbox2=document.getElementById('bb2');
	var toc3 = document.getElementById('tocinside3');
	var checkbox3=document.getElementById('bb3');
	var toc4 = document.getElementById('tocinside4');
	var checkbox4=document.getElementById('bb4');
	var toc5 = document.getElementById('tocinside5');
	var checkbox5=document.getElementById('bb5');
	var toc6 = document.getElementById('tocinside6');
	var checkbox6=document.getElementById('bb6');
	var toc7 = document.getElementById('tocinside7');
	var checkbox7=document.getElementById('bb7');
	var toc8 = document.getElementById('tocinside8');
	var checkbox8=document.getElementById('bb8');
	var toc9 = document.getElementById('tocinside9');
	var checkbox9=document.getElementById('bb9');
	var toc10 = document.getElementById('tocinside10');
	var checkbox10=document.getElementById('bb10');
	var toc11 = document.getElementById('tocinside11');
	var checkbox11=document.getElementById('bb11');
	var toc12 = document.getElementById('tocinside12');
	var checkbox12=document.getElementById('bb12');
	if(checkbox1.checked == true) {
		toc1.className = 'tocshown';

	} else {
		toc1.className = 'tochidden';
	}
	if(checkbox2.checked == true) {
		toc2.className = 'tocshown';

	} else {
		toc2.className = 'tochidden';
	}
	if(checkbox3.checked == true) {
		toc3.className = 'tocshown';

	} else {
		toc3.className = 'tochidden';
	}
	if(checkbox4.checked == true) {
		toc4.className = 'tocshown';

	} else {
		toc4.className = 'tochidden';
	}
	if(checkbox5.checked == true) {
		toc5.className = 'tocshown';

	} else {
		toc5.className = 'tochidden';
	}
	if(checkbox6.checked == true) {
		toc6.className = 'tocshown';

	} else {
		toc6.className = 'tochidden';
	}
	if(checkbox7.checked == true) {
		toc7.className = 'tocshown';

	} else {
		toc7.className = 'tochidden';
	}
	if(checkbox8.checked == true) {
		toc8.className = 'tocshown';

	} else {
		toc8.className = 'tochidden';
	}
	if(checkbox9.checked == true) {
		toc9.className = 'tocshown';

	} else {
		toc9.className = 'tochidden';
	}
	if(checkbox10.checked == true) {
		toc10.className = 'tocshown';

	} else {
		toc10.className = 'tochidden';
	}
	if(checkbox11.checked == true) {
		toc11.className = 'tocshown';

	} else {
		toc11.className = 'tochidden';
	}
	if(checkbox12.checked == true) {
		toc12.className = 'tocshown';

	} else {
		toc12.className = 'tochidden';
	}
}