// JavaScript Document

function add_drug(a, b, c) {
	
	var drug_class = new Array();
	
	var x = document.getElementById(a);
	
	x = x.options[x.selectedIndex].text;
	
	var y = document.getElementById(b);
	
	drug_class['anxiety'] = new Array('','Xanax','Buspar','Valium','Ativan');
	drug_class['constipation'] = new Array('Bisacodyl Suppositories','Colace','Increase Fiber in Diet','Increase Water in Diet','MOM','Psyllium','Miralax','Lactulose');
	drug_class['depression'] = new Array('','Elavil','Effexor','Prozac','Paxil','Zoloft','Celexa','Luvox');
	drug_class['dry_mouth'] = new Array('','Drinking Extra Fluids','Bipap','Hard Candy/Lozenges','Humidifier');
	drug_class['fasciculations'] = new Array('','Baclofen','Gabapentin','Quinine Sulfate','Lidoderm');
	drug_class['fatigue'] = new Array('','Rest More','Bipap');
	drug_class['infection'] = new Array('','Biaxin','Doxycyclin','Levoquin','Augmentin','Nystatin','Cleocin','Diflucan');
	drug_class['labile_affect'] = new Array('','Elavil','Prozac','Zoloft');
	drug_class['laryngospas'] = new Array('','Baclofen');
	drug_class['miscellaneous'] = new Array('','Roxanol','Albuterol','Rilutek','Nimotop','Miralax','Morphine Sulfate','Fentanyl Patch','Lidoderm Patch','Celebrex');
	drug_class['muscle_cramps'] = new Array('','Quinine Sulfate','Baclofen','Tizanidine','Gabapentin','Brace/Splint','Clonazepam');
	drug_class['muscle_stiffness'] = new Array('','Tizanidine','Baclofen','Gabapentin','Diazepam','Zanaflex');
	drug_class['psychiatric'] = new Array('','Xanax','Buspar','Benadryl','Ambien','Elavil');
	drug_class['secretions'] = new Array('','Albuterol','Mucomist','Botox','Robinul','Benadryl','Elavil','Levsin','Nasacort','Flonase','Atrovent');
	drug_class['siallorhea'] = new Array('','Amitriptyline','Atropine','Glycopyrrolate','Levsin','Scopolamine','Suction Machine','Transderm Scop Patch','Elavil','Catapres','Benadryl');
	drug_class['sleep_disturbance'] = new Array('','Elavil','Effexor','Prozac','Paxil','Zoloft','Restoril');
	drug_class['thickened_phlegm'] = new Array('','Drinking Extra Fluids','Robitussin','Humabid','Humidifier','Suction Machine');
	drug_class['urgency_of_bladder'] = new Array('','Ditropan','Urologist','Detrol');
	
	
	for (var i = y.options.length; i >= 0; i--) {

		y.remove(i);
	
	}
	
	if (x != '' && x != 'Other') {
		
		y.style.display = 'block';
		
		document.getElementById('med_text' + c).style.display = 'none';
		
		x = x.toLowerCase();
		
		if (x.match(' ') != null) {
			
			x = x.replace(/ /g, '_');
		}
				  
		for (var j in drug_class[x].sort()) {
			
			var ini = 'option' + j;
			
			ini = new Option(drug_class[x][j],drug_class[x][j]);
			
			y.options[j] = ini;
		}	
	
	return;
	
	}
	
	else if (x == 'Other') {
		
		y.style.display = 'none';
		
		document.getElementById('med_text' + c).style.display = 'block';
	}
}

function replace_value(drug_id) {
	
	var a = document.getElementById(drug_id);
	
	var num = drug_id.substr(-1, 1);
	
	var b = document.getElementById('drug' + num);
	
	var c = document.getElementById('med_text' + num);
	
	if (a.options[a.selectedIndex].text != 'Other') {
		
		c.value = b.value;
	}
}