function open_email(adr)
{
	var email_a = Array(20);
	var email_b = Array(20);
	var email_c = Array(20);
	email_a[0]='golliez';
	email_b[0]='@s';
	email_c[0]='-i.ch';	
	email_a[1]='integratio.baumann0';
	email_b[1]='@s';
	email_c[1]='-i.ch';	
	email_a[2]='uni-zuerich.bernstein';
	email_b[2]='@s';
	email_c[2]='-i.ch';	
	email_a[3]='bobillierp';
	email_b[3]='@s';
	email_c[3]='-i.ch';	
	email_a[4]='fhbb.dettling';
	email_b[4]='@s';
	email_c[4]='-i.ch';	
	email_a[5]='empa.hilty';
	email_b[5]='@s';
	email_c[5]='-i.ch';	
	email_a[6]='raymond.morel';
	email_b[6]='@s';
	email_c[6]='-i.ch';	
	email_a[7]='ruegg';
	email_b[7]='@s';
	email_c[7]='-i.ch';	
	email_a[8]='cs.szentkuti';
	email_b[8]='@s';
	email_c[8]='-i.ch';	
	email_a[9]='mentoring';
	email_b[9]='@donna';
	email_c[9]='informatica.ch';	
	email_a[10]='mentoring';
	email_b[10]='@donna';
	email_c[10]='informatica.ch';	
	email_a[11]='ictprosolutions.burris';
	email_b[11]='@s-i.ch\?';
	email_c[11]='subject=SI Web: Anfrage Informatik-Spektrum';	
	email_a[12]='si_webmaster';
	email_b[12]='@int';
	email_c[12]='egratio.ch';	
	email_a[13]='admin';
	email_b[13]='@s';
	email_c[13]='-i.ch';	
	email_a[14]='info.sisr';
	email_b[14]='@g.mail';
	email_c[14]='.com';	
	email_a[15]='ethik';
	email_b[15]='@s';
	email_c[15]='-i.ch';	
	email_a[16]='u.zumkehr';	
	email_b[16]='@edu';
	email_c[16]='ca.ch';	
	email_a[17]='';	
	email_b[17]='';
	email_c[17]='';	
	email_a[18]='lorenz.hilty';	
	email_b[18]='@empa';
	email_c[18]='.ch';	

	
	
	t="mailto:"+email_a[adr]+email_b[adr]+email_c[adr];

//		alert(t);	
		window.open(t,"x","x");
};