function specialisation_off(id) {
document.getElementById(id).style.display = 'none';
if(id=='mutOptions')
{
document.getElementById('mutOPT').src = "/genetics/CGP/gfx/plus.png";
document.getElementById('mutOPT').className='picon';
}
else if(id=='sampOptions')
{
document.getElementById('sampOPT').src = "/genetics/CGP/gfx/plus.png";
document.getElementById('sampOPT').className='picon';
}
else if(id=='somstatusOptions')
{
document.getElementById('somstatusOPT').src = "/genetics/CGP/gfx/plus.png";
document.getElementById('somstatusOPT').className='picon';
}
else if(id=='sysscreenOptions')
{
document.getElementById('sysscreenOPT').src = "/genetics/CGP/gfx/plus.png";
document.getElementById('sysscreenOPT').className='picon';
}
}

function specialisation_on(id) {
document.getElementById(id).style.display = 'block';
if(id=='mutOptions')
{
document.getElementById('mutOPT').src = "/genetics/CGP/gfx/minus.png";
document.getElementById('mutOPT').className='micon';
}
else if(id=='sampOptions')
{
document.getElementById('sampOPT').src = "/genetics/CGP/gfx/minus.png";
document.getElementById('sampOPT').className='micon';
}
else if(id=='somstatusOptions')
{
document.getElementById('somstatusOPT').src = "/genetics/CGP/gfx/minus.png";
document.getElementById('somstatusOPT').className='micon';
}
else if(id=='sysscreenOptions')
{
document.getElementById('sysscreenOPT').src = "/genetics/CGP/gfx/minus.png";
document.getElementById('sysscreenOPT').className='micon';
}
}

function showHideSpecializationBlock(id) {
	if (document.getElementById(id).style.display == 'none'){
		specialisation_on(id);
	} else {
		specialisation_off(id);
	}
}