function Site_Search() {
  this.loaded = 0;
  this.queryitems = [];
  
  this.staff_access = 0;
  
  this.form = [];
  this.form['url'] = "";
}

function site_search_initialize() {
  with (this) {
    if (Site.loaded == 1) {
      loaded = 1;
      root = "http://www.rossfraser.ca/";
      CompileQuery();
    } else {
      window.setTimeout('Search.Initialize()',10);
    }
  }
}

function site_search_required() {
  with (this) {
    if (loaded == 1) {
      if ($('site_search_form')) {
        form['url'] = $('site_search_form').value;
        
        if (staff_access == 0 && form['url'].id.search(/faculty\//gi) != -1) {
          form['url'] = "";
        }
      }
    }
  }
}

function site_search_compilequery() {
  var fields;
  
  with (this) {
    if (loaded == 1) {
      fields = document.body.getElementsByTagName("INPUT");
      
      for (i = 0; i < fields.length; i++) {
        if (fields[i].id != "" && fields[i].name != "") {
          if (fields[i].id.search(/s-/gi) != -1) {
            queryitems[fields[i].id] = new Array(fields[i].name,fields[i].value);
          }
        }
      }
    }
  }
}

function site_search_addtoquery(item,value,s) {
  with (this) {
    if (loaded == 1) {
      if (item) {
        if (item.id.search(/s-/gi) != -1) {
          item.value = value;
          
          CompileQuery();
          
          if (s == 1) {
            SubmitQuery();
          }
        }
      }
    }
  }
}

function site_search_submitquery() {
  var query = "";
  
  with (this) {
    if (loaded == 1) {
      RequiredVars();
      
      if (form['url'] != "") {
        if (form['url'].search(/\.php/gi) != -1) {
          query = form['url']+"?";
        } else {
          query = form['url']+"/?";
        }
        
        for (i in queryitems) {
          if (queryitems[i][1] != "") {
            query += queryitems[i][0]+"="+queryitems[i][1]+"&";
          }
        }
        
        query = query.substr(0,query.length-1);
        
        location.href = query;
      }
    }
  }
}

function site_search_keypress(e) {
  var evt = e || window.event;
  var key = evt.which || evt.keyCode;
  
  with (this) {
    if (key == 13) {
      SubmitQuery();
    }
  }
}

Site_Search.prototype.Initialize = site_search_initialize;
Site_Search.prototype.RequiredVars = site_search_required;
Site_Search.prototype.CompileQuery = site_search_compilequery;
Site_Search.prototype.AddToQuery = site_search_addtoquery;
Site_Search.prototype.SubmitQuery = site_search_submitquery;
Site_Search.prototype.KeyPress = site_search_keypress;

var Search = new Site_Search();
    Search.Initialize();