function styl(){
numer=2;
if(screen.width<641){
numer=0;
}else if(screen.width<801){
numer=1;
}else if(screen.width<1025){
numer=2;
}else if(screen.width<1281){
numer=3;
}else{
numer=4;
};
if(numer!=2){document.write("<LINK rel=\"StyleSheet\" href=\"/styl_0"+numer+".css\">");
};
};