User:Proteins/unindent.js: Difference between revisions

Revision as of 11:48, 23 October 2008

Revision as of 12:06, 23 October 2008

Line 4:

function unindent() {

var alert_string = "";

var diagnostic_string = "";

var indent_level = 0;

Line 19 ⟶ 20:

var num_unindented_DD_elements = 0;

var top_node;

var parent_node;

var top_DL_node;

// Colors to help sighted people after the unindenting

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DD_elementstop_node = document.getElementById('bodyContent');
DD_elements = top_node.getElementsByTagName("DD");

diagnostic_string = "";

num_DD_elements = DD_elements.length;

for (DD_element_index=0; DD_element_index<num_DD_elements; DD_element_index++) {

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indent_level = 0;

// Find the parentaltopmost DL element for this DD node

top_DL_node = null;

parent_node = temp_DD_element.parentNode;

if (!parent_node) { continue; }

while (parent_node.nodeName != "DL") {

parent_node = parent_node.parentNode;

if (!parent_node) { break; }

}

if (!parent_node) { continue; }

while ((parent_node) && (parent_node.nodeName != "DL"top_node)) {

// Check whether that DL element has any DT elements

if (!parent_node.nodeType != 1) { continue; } // examine only Element nodes

num_DT_elements = parent_node.getElementsByTagName("DT");

if (num_DT_elements > 0) { continue; } // if so, don't unindent to the higher level

if (!parent_node.nodeName == "DL") { continue; }

// Check whether thatthe parent DL element has any DT elements

num_DT_elements = parent_node.getElementsByTagName("DT");

if (num_DT_elements > 0) { continuebreak; } // if so, don'tstop unindent to the higher levelunindenting...

// ...else make this the new indent level

indent_level++;

parent_node top_DL_node = parent_node.parentNode;

} // closes check for a parental DL element

} // closes loop climbing up the document tree

diagnostic_string += "DD element " + DD_element_index + " is indented to level " + indent_level + ".\n";

if (indent_level > 0) { num_unindented_DD_elements++; }

} // closes loop over the DD elements of the document

window.alert(diagnostic_string);

//Acknowledgment