//---------------------------------------------------------------------------------
// функции для работы с куками
function setCookie (name, value, expires, path, domain, secure) {
      document.cookie = name + "=" + escape(value) +
        ((expires) ? "; expires=" + expires : "") +
        ((path) ? "; path=" + path : "") +
        ((domain) ? "; domain=" + domain : "") +
        ((secure) ? "; secure" : "");
}
function getCookie(name) {
	var cookie = " " + document.cookie;
	var search = " " + name + "=";
	var setStr = null;
	var offset = 0;
	var end = 0;
	if (cookie.length > 0) {
		offset = cookie.indexOf(search);
		if (offset != -1) {
			offset += search.length;
			end = cookie.indexOf(";", offset)
			if (end == -1) {
				end = cookie.length;
			}
			setStr = unescape(cookie.substring(offset, end));
		}
	}
	return(setStr);
}
function updateCookie(reaction_type,n_fragments)
{
	c  = document.form1;
	if(c.Z_PROJ != undefined) zp = c.Z_PROJ.selectedIndex; else zp=-1;
	if(c.A_PROJ != undefined) ap = c.A_PROJ.value; else ap=-1;

	zt = c.Z_TARG.selectedIndex; at = c.A_TARG.value;

	z1 = c.Z_FR1.selectedIndex;	a1 = c.A_FR1.value; ex1 = c.EXC1.value; spin1 = c.SPIN_1.value;
	if(ex1==null) ex1=0.0;	
	
	if(c.Z_FR2 != undefined) z2 = c.Z_FR2.selectedIndex;	else z2=-1;
	if(c.A_FR2 != undefined) a2 = c.A_FR2.value; else a2=-1;
	if(c.EXC2 != undefined) ex2 = c.EXC2.value; else ex2=0.0;
	if(c.SPIN_2 != undefined) spin2 = c.SPIN_2.value; else spin2="0+";
	
	if(c.Z_FR3 != undefined) z3 = c.Z_FR3.selectedIndex;	else z3=-1;
	if(c.A_FR3 != undefined) a3 = c.A_FR3.value; else a3=-1;
	if(c.EXC3  != undefined) ex3 = c.EXC3.value; else ex3=0.0;
	if(c.SPIN_3 != undefined) spin3 = c.SPIN_3.value; else spin3="0+";

	if(c.Z_FR4 != undefined) z4 = c.Z_FR4.selectedIndex;	else z4=-1;
	if(c.A_FR4 != undefined) a4 = c.A_FR4.value; else a4=-1;
	if(c.EXC4  != undefined) ex4 = c.EXC4.value; else ex4=0.0;
	if(c.SPIN_4 != undefined) spin4 = c.SPIN_4.value; else spin4="0+";
	
	str = ""+reaction_type+"x"+n_fragments+"x"+zp+"x"+ap+"x"+zt+"x"+at+"x"+
		  z1+"x"+a1+"x"+ex1+"x"+spin1+"x"+
		  z2+"x"+a2+"x"+ex2+"x"+spin2+"x"+
		  z3+"x"+a3+"x"+ex3+"x"+spin3+"x"+
		  z4+"x"+a4+"x"+ex4+"x"+spin4;
	setCookie("QCALC_PARAMETERS",str);
}
//---------------------------------------------------------------------------------
function getDataFromCookie()
{
	cc = document;
	if((cookie = getCookie("QCALC_PARAMETERS")) == null)
		setCookie("QCALC_PARAMETERS","2x2x6x14x20x40x2x6x0.0x0+x24x48x0.0x0+x-1x-1x0.0x0+x-1x-1x0.0x0+");
	arr = cookie.split("x"); 
	i = 0;
	type = arr[i++]; fragments = arr[i++];
	cc.Z_PROJ = arr[i++]; cc.A_PROJ = arr[i++];
	cc.Z_TARG = arr[i++]; cc.A_TARG = arr[i++];
	cc.Z_FR1 = arr[i++]; cc.A_FR1 = arr[i++]; cc.EXC1 = arr[i++]; cc.Sx1 = arr[i++];
	cc.Z_FR2 = arr[i++]; cc.A_FR2 = arr[i++]; cc.EXC2 = arr[i++]; cc.Sx2 = arr[i++];
	cc.Z_FR3 = arr[i++]; cc.A_FR3 = arr[i++]; cc.EXC3 = arr[i++]; cc.Sx3 = arr[i++];
	cc.Z_FR4 = arr[i++]; cc.A_FR4 = arr[i++]; cc.EXC4 = arr[i++]; cc.Sx4 = arr[i++];
	
	if(1*cc.Z_PROJ<0) cc.Z_PROJ=1; if(1*cc.A_PROJ<1 || 1*cc.A_PROJ<1*cc.Z_PROJ) cc.A_PROJ=1*cc.Z_PROJ+1;
	if(1*cc.Z_FR1<0) cc.Z_FR1=0; if(1*cc.A_FR1<1 || 1*cc.A_FR1<1*cc.Z_FR1) cc.A_FR1=1*cc.Z_FR1+1;
	if(1*cc.Z_FR2<0) cc.Z_FR2=0; if(1*cc.A_FR2<1 || 1*cc.A_FR2<1*cc.Z_FR2) cc.A_FR2=1*cc.Z_FR2+1;
	if(1*cc.Z_FR3<0) cc.Z_FR3=0; if(1*cc.A_FR3<1 || 1*cc.A_FR3<1*cc.Z_FR3) cc.A_FR3=1*cc.Z_FR3+1;
	if(1*cc.Z_FR4<0) cc.Z_FR4=0; if(1*cc.A_FR4<1 || 1*cc.A_FR4<1*cc.Z_FR4) cc.A_FR4=1*cc.Z_FR4+1;
}