var aVar = 1
var bVar = 1
var cVar = 1
var poly
var string1 = "Test"
var string2
var string3
var string4
var string5
var string6
var endString ="\\end{array}$"

function writeNewEqn(){
   with(Math){
     bVar = round(8*random()+1)
     cVar = round(8*random()+1)
   }
   poly="f(x)=\\sqrt{"+bVar+"+"+cVar+"x}"
}
function writeEqn(){
     string1 = "$\\begin{array}{rcl}\\lim_{h\\rightarrow 0}\\,\\frac{f(x+h)\\,-\\,f(x)}{h}\\,&=&"
     string2 = "\\altLink{\\lim_{h\\rightarrow 0}\\,\\frac{\\sqrt{"+bVar+"+"+cVar+"(x+h)}\\,-\\sqrt{"+bVar+"+"+cVar+"x}}{h}}{Step 1.}\\\\" 
     string3 = "&=&\\altLink{\\lim_{h\\rightarrow 0}\\,\\frac{\\sqrt{"+bVar+"+"+cVar+"x+"+cVar+"h}\\,-\\sqrt{"+bVar+"+"+cVar+"x}}{h}\\cdot\\frac{\\sqrt{"+bVar+"+"+cVar+"x+"+cVar+"h}\\,+\\sqrt{"+bVar+"+"+cVar+"x}}{\\sqrt{"+bVar+"+"+cVar+"x+"+cVar+"h}\\,+\\sqrt{"+bVar+"+"+cVar+"x}}}{Step 2.}\\\\"
     string4 = "&=&\\altLink{\\lim_{h\\rightarrow 0}\\,\\frac{["+bVar+"+"+cVar+"x+"+cVar+"h]\\,-["+bVar+"+"+cVar+"x]}{h\\cdot[\\sqrt{"+bVar+"+"+cVar+"x+"+cVar+"h}\\,+\\sqrt{"+bVar+"+"+cVar+"x}]}}{Step 3.}\\\\"
     string5 = "&=&\\altLink{\\lim_{h\\rightarrow 0}\\,\\frac{"+cVar+"}{\\sqrt{"+bVar+"+"+cVar+"x+"+cVar+"h}\\,+\\sqrt{"+bVar+"+"+cVar+"x}}}{Step 4.}\\\\"
     string6 = "&=&\\altLink{\\frac{"+cVar+"}{2\\sqrt{"+bVar+"+"+cVar+"x}}}{Step 5.}\\\\"
     string0 = string1+string2+string3+string4+string5+string6+endString     
}