// SpryUtils.js - version 0.2 - Spry Pre-Release 1.6
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//
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// Copyright (c) 2007. Adobe Systems Incorporated.
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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// * Neither the name of Adobe Systems Incorporated nor the names of its
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// contributors may be used to endorse or promote products derived from this
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// software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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var Spry;if(!Spry)Spry={};if(!Spry.Utils)Spry.Utils={};Spry.Utils.submitForm=function(form,callback,opts)
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{if(!form)
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return true;if(typeof form=='string')
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form=document.getElementById(form)||document.forms[form];var frmOpts={};frmOpts.method=form.method;frmOpts.url=form.action||document.location.href;frmOpts.enctype=form.enctype;Spry.Utils.setOptions(frmOpts,opts);var submitData=Spry.Utils.extractParamsFromForm(form,frmOpts.elements);if(frmOpts.additionalData)
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submitData+="&"+frmOpts.additionalData;if(frmOpts.enctype.toLowerCase()!='multipart/form-data')
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{frmOpts.method=(frmOpts.method.toLowerCase()=="post")?'POST':'GET';if(frmOpts.method=="GET")
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{if(frmOpts.url.indexOf('?')==-1)
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frmOpts.url+='?';else
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frmOpts.url+='&';frmOpts.url+=submitData;}
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else
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{if(!frmOpts.headers)frmOpts.headers={};if(!frmOpts.headers['Content-Type']||frmOpts.headers['Content-Type'].indexOf("application/x-www-form-urlencoded")==-1)
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frmOpts.headers['Content-Type']='application/x-www-form-urlencoded';frmOpts.postData=submitData;}
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Spry.Utils.loadURL(frmOpts.method,frmOpts.url,true,callback,frmOpts);return false;}
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return true;};Spry.Utils.extractParamsFromForm=function(form,elements)
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{if(!form)
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return'';if(typeof form=='string')
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form=document.getElementById(form)||document.forms[form];var formElements;if(elements)
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formElements=','+elements.join(',')+',';var compStack=new Array();var el;for(var i=0;i<form.elements.length;i++)
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{el=form.elements[i];if(el.disabled||!el.name)
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{continue;}
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if(!el.type)
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{continue;}
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if(formElements&&formElements.indexOf(','+el.name+',')==-1)
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continue;switch(el.type.toLowerCase())
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{case'text':case'password':case'textarea':case'hidden':case'submit':compStack.push(encodeURIComponent(el.name)+'='+encodeURIComponent(el.value));break;case'select-one':var value='';var opt;if(el.selectedIndex>=0){opt=el.options[el.selectedIndex];value=opt.value||opt.text;}
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compStack.push(encodeURIComponent(el.name)+'='+encodeURIComponent(value));break;case'select-multiple':for(var j=0;j<el.length;j++)
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{if(el.options[j].selected)
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{value=el.options[j].value||el.options[j].text;compStack.push(encodeURIComponent(el.name)+'='+encodeURIComponent(value));}}
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break;case'checkbox':case'radio':if(el.checked)
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compStack.push(encodeURIComponent(el.name)+'='+encodeURIComponent(el.value));break;default:break;}}
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return compStack.join('&');};
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