diff --git a/Expression.o b/Expression.o
new file mode 100644
index 0000000..24c1d8b
Binary files /dev/null and b/Expression.o differ
diff --git a/Global.cpp b/Global.cpp
new file mode 100644
index 0000000..5c00fb8
--- /dev/null
+++ b/Global.cpp
@@ -0,0 +1,14 @@
+#include "Global.h"
+#include <iostream>
+
+namespace jet {
+
+   Global::Global() {
+      
+   }
+
+   Global::~Global() {
+
+   }
+
+}
diff --git a/Global.h b/Global.h
new file mode 100644
index 0000000..146a4f9
--- /dev/null
+++ b/Global.h
@@ -0,0 +1,21 @@
+#ifndef __Global_h__
+#define __Global_h__
+
+#include "MString.h"
+#include <map>
+
+namespace  jet {
+
+   class Global {
+
+    public:
+      Global();
+      virtual ~Global();
+
+      std::map<coreutils::MString, coreutils::MString> variables;
+      
+   };
+
+}
+
+#endif
diff --git a/Global.o b/Global.o
new file mode 100644
index 0000000..4840528
Binary files /dev/null and b/Global.o differ
diff --git a/JetCore.txt b/JetCore.txt
new file mode 100644
index 0000000..e6ec235
--- /dev/null
+++ b/JetCore.txt
@@ -0,0 +1,10 @@
+
+
+
+
+
+JET will pass through the untagged areas to the output without any
+modifications. Data contained within the tags may modify their
+containers before placing any output. The space taken by the tag
+itself is not passwed to the output and will not appear in the output.
+
diff --git a/Tag.cpp b/Tag.cpp
index 1837d0c..035c372 100644
--- a/Tag.cpp
+++ b/Tag.cpp
@@ -12,8 +12,8 @@
 
 namespace jet {
    
-   Tag::Tag(coreutils::ZString &in, coreutils::MString &parent)
-     : ZString(in), parent(parent) {
+   Tag::Tag(coreutils::ZString &in, coreutils::MString &parent, Global &global)
+     : ZString(in), parent(parent), global(global) {
 	if(in.ifNext("<")) {
 	   name = in.getTokenInclude("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_!");	   
 	   if(in.startsWith(" ") || in.startsWith("/") || in.startsWith(">")) {
@@ -62,41 +62,41 @@ namespace jet {
    
    Tag::~Tag() {
       if(evaluate) {	   
-	 		copyContainer(out, parent);
+	 copyContainer(out, parent);
       } else {
-	 		copyContainer(container, parent);	 
+	 copyContainer(container, parent);	 
       }      
    }
    
    void Tag::parseContainer(coreutils::ZString &in) {
-   	char *start = in.getCursor();
+      char *start = in.getCursor();
       while(!in.eod()) {
-			if(in.startsWith("<")) {
-		   	if(ifTagName(in, "mysql")) {
-	   	   	__mysql _mysql(in, out);
-	  	   	 	continue;
-	   		} else if(ifTagName(in, "for")) {
-	      		__for _for(in, out);
-	      		continue;
-	   		} else if(ifTagName(in, "if")) {
-	      		__if _if(in, out);
-	      		continue;
-	   		} else if(ifTagName(in, "jet")) {
-	      		__jet _jet(in, out);
-	      		continue;
-	   		} else if(ifTagName(in, "read")) {
-	      		__read _read(in, out);
-	      		continue;
-	   		} else if(ifTagName(in, "set")) {
-	      		__set _set(in, out);
-	      		continue;
-	   		} else if(ifTagName(in, "while")) {
-	      		__while _while(in, out);
-	      		continue;
-	   		}
-	 		}
-	 		out.write(in.charAt(0));
-	 		in.nextChar();
+	 if(in.startsWith("<")) {
+	    if(ifTagName(in, "mysql")) {
+	       __mysql _mysql(in, out, global);
+	       continue;
+	    } else if(ifTagName(in, "for")) {
+	       __for _for(in, out, global);
+	       continue;
+	    } else if(ifTagName(in, "if")) {
+	       __if _if(in, out, global);
+	       continue;
+	    } else if(ifTagName(in, "jet")) {
+	       __jet _jet(in, out, global);
+	       continue;
+	    } else if(ifTagName(in, "read")) {
+	       __read _read(in, out, global);
+	       continue;
+	    } else if(ifTagName(in, "set")) {
+	       __set _set(in, out, global);
+	       continue;
+	    } else if(ifTagName(in, "while")) {
+	       __while _while(in, out, global);
+	       continue;
+	    }
+	 }
+	 out.write(in.charAt(0));
+	 in.nextChar();
       }
    }
    
@@ -170,19 +170,19 @@ namespace jet {
    void Tag::copyContainer(coreutils::ZString &in, coreutils::MString &out) {
       while(!in.eod()) {	 
          if(filterBlankLines) {
-				in.push();
-				if(!in.eod()) {
-					in.getTokenInclude(" \t");
-					if(!in.ifNext("\n")) {
-						in.pop();
-						// TODO: shouod be safe to output line here.
-					}
-				}
-	 		}
+	    in.push();
+	    if(!in.eod()) {
+	       in.getTokenInclude(" \t");
+	       if(!in.ifNext("\n")) {
+		  in.pop();
+		  // TODO: shouod be safe to output line here.
+	       }
+	    }
+	 }
          else {     
-	    		out.write(in.charAt(0));
-	    		in.nextChar();
-	 		}	 
+	    out.write(in.charAt(0));
+	    in.nextChar();
+	 }	 
       }
    }
    
diff --git a/Tag.h b/Tag.h
index 4500f72..719ee74 100644
--- a/Tag.h
+++ b/Tag.h
@@ -3,6 +3,7 @@
 
 #include "ZString.h"
 #include "MString.h"
+#include "Global.h"
 #include <map>
 
 namespace jet {
@@ -10,8 +11,8 @@ namespace jet {
    class Tag : public coreutils::ZString {
 
     public:
-      Tag(coreutils::ZString &in, coreutils::MString &parent);
-      ~Tag();
+      Tag(coreutils::ZString &in, coreutils::MString &parent, Global &global);
+      virtual ~Tag();
       coreutils::ZString name;
       coreutils::ZString container;
 
@@ -23,6 +24,7 @@ namespace jet {
       void copyContainer(coreutils::ZString &in, coreutils::MString &out);
 
     private:
+      Global &global;
       coreutils::MString &parent;
       coreutils::MString out;
 
diff --git a/Tag.o b/Tag.o
new file mode 100644
index 0000000..973401c
Binary files /dev/null and b/Tag.o differ
diff --git a/__for.cpp b/__for.cpp
index 19b9a8f..9f08809 100644
--- a/__for.cpp
+++ b/__for.cpp
@@ -4,7 +4,7 @@
 
 namespace jet {
 
-   __for::__for(coreutils::ZString &in, coreutils::MString &out) : Tag(in, out) {
+   __for::__for(coreutils::ZString &in, coreutils::MString &out, Global &global) : Tag(in, out, global) {
    	if(!keywordExists(coreutils::ZString("begin")))
 	     throw coreutils::Exception("begin keyword must be specified.");
 	   if(!keywordExists(coreutils::ZString("end")))
diff --git a/__for.h b/__for.h
index fee99d3..3fa23e7 100644
--- a/__for.h
+++ b/__for.h
@@ -9,7 +9,7 @@ namespace jet {
    class __for : public Tag {
    
     public:
-      __for(coreutils::ZString &in, coreutils::MString &out);
+      __for(coreutils::ZString &in, coreutils::MString &out, Global &global);
    
    };
       
diff --git a/__for.o b/__for.o
new file mode 100644
index 0000000..c7f7ee4
Binary files /dev/null and b/__for.o differ
diff --git a/__if.cpp b/__if.cpp
index 6c15e22..0407d03 100644
--- a/__if.cpp
+++ b/__if.cpp
@@ -5,7 +5,7 @@
 
 namespace jet {
 
-   __if::__if(coreutils::ZString &in, coreutils::MString &out) : Tag(in, out) {
+   __if::__if(coreutils::ZString &in, coreutils::MString &out, Global &global) : Tag(in, out, global) {
 
       coreutils::MString result;
 
diff --git a/__if.h b/__if.h
index cd688f3..8d844d4 100644
--- a/__if.h
+++ b/__if.h
@@ -11,7 +11,7 @@ namespace jet {
    class __if : public Tag {
 
     public:
-      __if(coreutils::ZString &in, coreutils::MString &out);
+      __if(coreutils::ZString &in, coreutils::MString &out, Global &global);
 
    };
 
diff --git a/__if.o b/__if.o
new file mode 100644
index 0000000..a98e4e4
Binary files /dev/null and b/__if.o differ
diff --git a/__jet.cpp b/__jet.cpp
index c830cca..b6ca688 100644
--- a/__jet.cpp
+++ b/__jet.cpp
@@ -3,7 +3,7 @@
 
 namespace jet {
    
-   __jet::__jet(coreutils::ZString &in, coreutils::MString &out) : Tag(in, out) {
+   __jet::__jet(coreutils::ZString &in, coreutils::MString &out, Global &global) : Tag(in, out, global) {
       parseContainer(container);         
    }
       
diff --git a/__jet.h b/__jet.h
index 922b193..87f6e37 100644
--- a/__jet.h
+++ b/__jet.h
@@ -10,7 +10,7 @@ namespace jet {
    class __jet : public Tag {
    
     public:
-      __jet(coreutils::ZString &in, coreutils::MString &out);
+      __jet(coreutils::ZString &in, coreutils::MString &out, Global &global);
       
    };
       
diff --git a/__jet.o b/__jet.o
new file mode 100644
index 0000000..f0d7f2d
Binary files /dev/null and b/__jet.o differ
diff --git a/__mysql.cpp b/__mysql.cpp
index 0c37f48..2ad9c38 100644
--- a/__mysql.cpp
+++ b/__mysql.cpp
@@ -3,7 +3,7 @@
 
 namespace jet {
 
-   __mysql::__mysql(coreutils::ZString &in, coreutils::MString &out) : Tag(in, out) {
+   __mysql::__mysql(coreutils::ZString &in, coreutils::MString &out, Global &global) : Tag(in, out, global) {
       parseContainer(container);
    }
 
diff --git a/__mysql.h b/__mysql.h
index 176a7f0..086a922 100644
--- a/__mysql.h
+++ b/__mysql.h
@@ -11,7 +11,7 @@ namespace jet {
    class __mysql : public Tag {
 
     public:
-      __mysql(coreutils::ZString &in, coreutils::MString &out);
+      __mysql(coreutils::ZString &in, coreutils::MString &out, Global &global);
 
    };
 
diff --git a/__mysql.o b/__mysql.o
new file mode 100644
index 0000000..99fc29b
Binary files /dev/null and b/__mysql.o differ
diff --git a/__read.cpp b/__read.cpp
index bdb1f3d..cacadc5 100644
--- a/__read.cpp
+++ b/__read.cpp
@@ -3,7 +3,7 @@
 
 namespace jet {
    
-   __read::__read(coreutils::ZString &in, coreutils::MString &out) : Tag(in, out) {
+   __read::__read(coreutils::ZString &in, coreutils::MString &out, Global &global) : Tag(in, out, global) {
       if(!keywordExists(coreutils::ZString("file")))
 	throw coreutils::Exception("file keyword must be specified.");
       
diff --git a/__read.h b/__read.h
index 23b06d6..39a0ced 100644
--- a/__read.h
+++ b/__read.h
@@ -8,7 +8,7 @@ namespace jet {
    class __read : public Tag {
    
     public:
-      __read(coreutils::ZString &in, coreutils::MString &out);
+      __read(coreutils::ZString &in, coreutils::MString &out, Global &global);
    
    };
       
diff --git a/__read.o b/__read.o
new file mode 100644
index 0000000..565dd4b
Binary files /dev/null and b/__read.o differ
diff --git a/__set.cpp b/__set.cpp
index c84acfc..d6f58a6 100644
--- a/__set.cpp
+++ b/__set.cpp
@@ -4,8 +4,13 @@
 
 namespace jet {
    
-   __set::__set(coreutils::ZString &in, coreutils::MString &out) : Tag(in, out) {      
-         
+   __set::__set(coreutils::ZString &in, coreutils::MString &out, Global &global) : Tag(in, out, global) {      
+      std::cout << "name: [" << keywords["name"] << "]" << std::endl;
+      std::cout << "value: [" << keywords["value"] << "]" << std::endl;
+      std::cout << "container: [" << container << "]" << std::endl;
+      std::cout << "scope: [" << keywords["scope"] << "]" << std::endl;
+      global.variables[name] = container;
+		      
    }
       
 }
diff --git a/__set.cpp~ b/__set.cpp~
new file mode 100644
index 0000000..e2d6688
--- /dev/null
+++ b/__set.cpp~
@@ -0,0 +1,16 @@
+#include "__set.h"
+#include "Exception.h"
+#include <iostream>
+
+namespace jet {
+   
+   __set::__set(coreutils::ZString &in, coreutils::MString &out, Global &global) : Tag(in, out, global) {      
+      std::cout << "name: [" << keywords["name"] << "]" << std::endl;
+      std::cout << "value: [" << keywords["value"] << "]" << std::endl;
+      std::cout << "container: [" << container << "]" << std::endl;
+      std::cout << "scope: [" << keywords["scope"] << "]" << std::endl;
+      global.variables[name] = coreutils::MString(container);
+		      
+   }
+      
+}
diff --git a/__set.h b/__set.h
index 41623c4..4536505 100644
--- a/__set.h
+++ b/__set.h
@@ -11,7 +11,7 @@ namespace jet {
    class __set : public Tag {
    
     public:
-      __set(coreutils::ZString &in, coreutils::MString &out);   
+      __set(coreutils::ZString &in, coreutils::MString &out, Global &global);   
    
    };
       
diff --git a/__while.cpp b/__while.cpp
index d502524..5f21393 100644
--- a/__while.cpp
+++ b/__while.cpp
@@ -4,7 +4,7 @@
 
 namespace jet {
    
-   __while::__while(coreutils::ZString &in, coreutils::MString &out) : Tag(in, out) {
+   __while::__while(coreutils::ZString &in, coreutils::MString &out, Global &global) : Tag(in, out, global) {
 
       if(keywordExists(coreutils::ZString("value1"))) {	   
 	 if(keywordExists(coreutils::ZString("expr")))
diff --git a/__while.h b/__while.h
index 7230cf8..7c3d643 100644
--- a/__while.h
+++ b/__while.h
@@ -9,7 +9,7 @@ namespace jet {
    class __while : public Tag {
    
     public:
-      __while(coreutils::ZString &in, coreutils::MString &out);
+      __while(coreutils::ZString &in, coreutils::MString &out, Global &global);
    
    };
       
diff --git a/__while.o b/__while.o
new file mode 100644
index 0000000..4a33ff0
Binary files /dev/null and b/__while.o differ
diff --git a/gitignore b/gitignore
new file mode 100644
index 0000000..a70237a
--- /dev/null
+++ b/gitignore
@@ -0,0 +1,2 @@
+*.o
+*~
diff --git a/gitignore~ b/gitignore~
new file mode 100644
index 0000000..5761abc
--- /dev/null
+++ b/gitignore~
@@ -0,0 +1 @@
+*.o
diff --git a/testjet b/testjet
deleted file mode 100755
index a7eb98a..0000000
Binary files a/testjet and /dev/null differ
diff --git a/testjet.cpp b/testjet.cpp
index 4a28fa5..7a57b9e 100644
--- a/testjet.cpp
+++ b/testjet.cpp
@@ -1,11 +1,12 @@
 #include <iostream>
 #include <sstream>
+#include "Global.h"
 #include "__jet.h"
 
 int main(int argc, char **argv) {
 
    coreutils::ZString data("<jet>\n"
-			   " <set name=\"varname\" value=\"vardata\" scope=\"local\"/>\n"
+			   " <set name=\"varname\" value=\"vardata\" scope=\"local\" />\n"
 			   " <set name=\"thename\" scope=\"global\">this is the value</set>\n"
 			   " <mysql key=\"uu\">\n"
 			   "  <if value1=\"X\" value2=\"Y\" type=\"eq\">\n"
@@ -21,8 +22,9 @@ int main(int argc, char **argv) {
 
    std::cout << "---------\n" << data << "----------\n" << std::endl;
 
+   jet::Global global;
    coreutils::MString out;   
-   jet::__jet *jet = new jet::__jet(data, out); 
+   jet::__jet *jet = new jet::__jet(data, out, global); 
    delete jet;  
    std::cout << ">>-------" << std::endl << out << std::endl << "<<------";
    
diff --git a/testjet.o b/testjet.o
new file mode 100644
index 0000000..7a938ff
Binary files /dev/null and b/testjet.o differ