function blendoff(idname) {document.getElementById(idname).style.display = 'none';}

function blendon(idname) {document.getElementById(idname).style.display = 'block';}





function swichtabs(wert) {

	if (wert=='1'){

		document.getElementById('tablink1').className='tab1 tabactive';

		document.getElementById('tablink2').className='tab2';

	    document.getElementById('tablink3').className='tab3';

		

	}else if (wert=='2'){

		document.getElementById('tablink1').className='tab1';

		document.getElementById('tablink2').className='tab2 tabactive';

	    document.getElementById('tablink3').className='tab3';

		

	}else if (wert=='3'){

		document.getElementById('tablink1').className='tab1';

		document.getElementById('tablink2').className='tab2';

	    document.getElementById('tablink3').className='tab3 tabactive';

		

	}	



}